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Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The king of Berland organizes a ball! n pair are invited to the ball, they are numbered from 1 to n. Each pair consists of one man and one woman. Each dancer (either man or woman) has a monochro...
instruction
0
102,937
7
205,874
No
output
1
102,937
7
205,875
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The king of Berland organizes a ball! n pair are invited to the ball, they are numbered from 1 to n. Each pair consists of one man and one woman. Each dancer (either man or woman) has a monochro...
instruction
0
102,938
7
205,876
No
output
1
102,938
7
205,877
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. The king of Berland organizes a ball! n pair are invited to the ball, they are numbered from 1 to n. Each pair consists of one man and one woman. Each dancer (either man or woman) has a monochro...
instruction
0
102,939
7
205,878
No
output
1
102,939
7
205,879
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Vasily the bear has got a large square white table of n rows and n columns. The table has got a black border around this table. <image> The example of the initial table at n = 5. Vasily the be...
instruction
0
103,174
7
206,348
No
output
1
103,174
7
206,349
Provide a correct Python 3 solution for this coding contest problem. problem Information I want to paint a rectangular veneer board to make a signboard for the promotion of the Olympic Games. Some rectangular masking tapes are pre-attached to the veneer board where I do not want to paint. We decided to paint each are...
instruction
0
103,599
7
207,198
"Correct Solution: ``` import queue class XY: def __init__(self, x, y): self.x = x self.y = y def compress(x1, x2, _w): xs = [] for i in range(0, N): for d in range(-1, 2): tx1 = x1[i] + d tx2 = x2[i] + d if 0 <= tx1 <= _w: xs.a...
output
1
103,599
7
207,199
Provide a correct Python 3 solution for this coding contest problem. problem Information I want to paint a rectangular veneer board to make a signboard for the promotion of the Olympic Games. Some rectangular masking tapes are pre-attached to the veneer board where I do not want to paint. We decided to paint each are...
instruction
0
103,600
7
207,200
"Correct Solution: ``` # -*- coding: utf-8 -*- from typing import Union, List import io, sys import bisect from collections import deque def main(): w,h = list(map(int, sys.stdin.readline().split())) if w == h == 0: return "END" n = int( sys.stdin.readline() ) x1y1x2y2_list = [ list(...
output
1
103,600
7
207,201
Provide a correct Python 3 solution for this coding contest problem. problem Information I want to paint a rectangular veneer board to make a signboard for the promotion of the Olympic Games. Some rectangular masking tapes are pre-attached to the veneer board where I do not want to paint. We decided to paint each are...
instruction
0
103,601
7
207,202
"Correct Solution: ``` from collections import deque import sys input = sys.stdin.readline def compress(x1, x2, w): N = len(x1) xs = set() for i in range(N): for d in [0, 1]: tx1, tx2 = x1[i]-d, x2[i]+d if 0 <= tx1 < w: xs.add(tx1) if 0 <= tx2 < ...
output
1
103,601
7
207,203
Provide a correct Python 3 solution for this coding contest problem. problem Information I want to paint a rectangular veneer board to make a signboard for the promotion of the Olympic Games. Some rectangular masking tapes are pre-attached to the veneer board where I do not want to paint. We decided to paint each are...
instruction
0
103,602
7
207,204
"Correct Solution: ``` def main(): while True: w, h = map(int, input().split()) if not w: break n = int(input()) xlst = [0, w - 1] ylst = [0, h - 1] plst = [] for i in range(n): x1, y1, x2, y2 = map(int, input().split()) plst.append([x1,y1,x2 - 1,y2 - 1]) x...
output
1
103,602
7
207,205
Provide a correct Python 3 solution for this coding contest problem. problem Information I want to paint a rectangular veneer board to make a signboard for the promotion of the Olympic Games. Some rectangular masking tapes are pre-attached to the veneer board where I do not want to paint. We decided to paint each are...
instruction
0
103,603
7
207,206
"Correct Solution: ``` import bisect from collections import deque def xins(x): if not x in xlist: insp = bisect.bisect(xlist,x) xlist.insert(insp,x) for lst in zaatu: ins = 1 if insp == 0 else lst[insp-1] lst.insert(insp,ins) def yins(y): if not y in ylist: ...
output
1
103,603
7
207,207
Provide a correct Python 3 solution for this coding contest problem. problem Information I want to paint a rectangular veneer board to make a signboard for the promotion of the Olympic Games. Some rectangular masking tapes are pre-attached to the veneer board where I do not want to paint. We decided to paint each are...
instruction
0
103,604
7
207,208
"Correct Solution: ``` # -*- coding: utf-8 -*- import sys from itertools import accumulate def input(): return sys.stdin.readline().strip() def list2d(a, b, c): return [[c] * b for i in range(a)] def list3d(a, b, c, d): return [[[d] * c for k in range(b)] for i in range(a)] def list4d(a, b, c, d, e): return [[[[e] * ...
output
1
103,604
7
207,209
Provide a correct Python 3 solution for this coding contest problem. problem Information I want to paint a rectangular veneer board to make a signboard for the promotion of the Olympic Games. Some rectangular masking tapes are pre-attached to the veneer board where I do not want to paint. We decided to paint each are...
instruction
0
103,605
7
207,210
"Correct Solution: ``` def main(): while True: w, h = map(int, input().split()) if not w: break n = int(input()) xlst = [0, w - 1] ylst = [0, h - 1] plst = [] for i in range(n): x1, y1, x2, y2 = map(int, input().split()) plst.append([x1,y1,x2 - 1,y2 - 1]) x...
output
1
103,605
7
207,211
Provide a correct Python 3 solution for this coding contest problem. problem Information I want to paint a rectangular veneer board to make a signboard for the promotion of the Olympic Games. Some rectangular masking tapes are pre-attached to the veneer board where I do not want to paint. We decided to paint each are...
instruction
0
103,606
7
207,212
"Correct Solution: ``` import sys sys.setrecursionlimit(100000000) while True: w, h = map(int, input().split()) if not w: break n = int(input()) xlst = [0, w - 1] ylst = [0, h - 1] plst = [] for i in range(n): x1, y1, x2, y2 = map(int, input().split()) plst.append([x1,y1,x2 - 1,y2 - 1]) ...
output
1
103,606
7
207,213
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. problem Information I want to paint a rectangular veneer board to make a signboard for the promotion of the Olympic Games. Some rectangular masking tapes are pre-attached to the veneer board wh...
instruction
0
103,607
7
207,214
No
output
1
103,607
7
207,215
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. problem Information I want to paint a rectangular veneer board to make a signboard for the promotion of the Olympic Games. Some rectangular masking tapes are pre-attached to the veneer board wh...
instruction
0
103,608
7
207,216
No
output
1
103,608
7
207,217
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. problem Information I want to paint a rectangular veneer board to make a signboard for the promotion of the Olympic Games. Some rectangular masking tapes are pre-attached to the veneer board wh...
instruction
0
103,609
7
207,218
No
output
1
103,609
7
207,219
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. problem Information I want to paint a rectangular veneer board to make a signboard for the promotion of the Olympic Games. Some rectangular masking tapes are pre-attached to the veneer board wh...
instruction
0
103,610
7
207,220
No
output
1
103,610
7
207,221
Provide tags and a correct Python 3 solution for this coding contest problem. Consider a table of size n × m, initially fully white. Rows are numbered 1 through n from top to bottom, columns 1 through m from left to right. Some square inside the table with odd side length was painted black. Find the center of this squ...
instruction
0
103,681
7
207,362
Tags: implementation Correct Solution: ``` import math n,m=map(int,input().split()) list,cnt=[],0 for i in range(n): s=input() list.append(s) cnt+=s.count('B') ind=int(math.sqrt(cnt)) for i in range(n): for j in range(m): if(list[i][j]=='B'): print(i+int(ind/2)+1,j+int(ind/2)+1) ...
output
1
103,681
7
207,363
Provide tags and a correct Python 3 solution for this coding contest problem. Consider a table of size n × m, initially fully white. Rows are numbered 1 through n from top to bottom, columns 1 through m from left to right. Some square inside the table with odd side length was painted black. Find the center of this squ...
instruction
0
103,682
7
207,364
Tags: implementation Correct Solution: ``` x, y = map(int, input().split()) for i in range(x): a = input() left = a.find('B') if left != -1: right = a.rfind('B') col = (left + right) // 2 + 1 row = (right - left) // 2 + i + 1 print(row, col) break ```
output
1
103,682
7
207,365
Provide tags and a correct Python 3 solution for this coding contest problem. Consider a table of size n × m, initially fully white. Rows are numbered 1 through n from top to bottom, columns 1 through m from left to right. Some square inside the table with odd side length was painted black. Find the center of this squ...
instruction
0
103,683
7
207,366
Tags: implementation Correct Solution: ``` n, m = map(int, input().split()) for row in range(n): s = input() try: col = s.index('B') length = s.count('B') except: continue x = row + (length + 1) // 2 y = col + (length + 1) // 2 print(x, y) break ```
output
1
103,683
7
207,367
Provide tags and a correct Python 3 solution for this coding contest problem. Consider a table of size n × m, initially fully white. Rows are numbered 1 through n from top to bottom, columns 1 through m from left to right. Some square inside the table with odd side length was painted black. Find the center of this squ...
instruction
0
103,684
7
207,368
Tags: implementation Correct Solution: ``` n, m = map(int, input().split()) a = [list(input()) for _ in range(n)] result = [] for i in range(n): for j in range(m): if a[i][j] == "B": result.append((i + 1, j + 1)) print(" ".join(map(str, result[len(result) // 2]))) ```
output
1
103,684
7
207,369
Provide tags and a correct Python 3 solution for this coding contest problem. Consider a table of size n × m, initially fully white. Rows are numbered 1 through n from top to bottom, columns 1 through m from left to right. Some square inside the table with odd side length was painted black. Find the center of this squ...
instruction
0
103,685
7
207,370
Tags: implementation Correct Solution: ``` n,m=map(int,input().split()) ls=[] for i in range(n): ls.append(input()) for j in range(n): if 'B' in ls[j]: cnt=ls[j].count('B') ind=ls[j].index('B') break row=j+cnt//2 col=ind+cnt//2 print(row+1,col+1) ```
output
1
103,685
7
207,371
Provide tags and a correct Python 3 solution for this coding contest problem. Consider a table of size n × m, initially fully white. Rows are numbered 1 through n from top to bottom, columns 1 through m from left to right. Some square inside the table with odd side length was painted black. Find the center of this squ...
instruction
0
103,686
7
207,372
Tags: implementation Correct Solution: ``` import sys def main(): input = sys.stdin dimensions = list(map(int, input.readline().rstrip('\n').split(' '))) minRow = dimensions[0] + 1 minCol = dimensions[1] + 1 maxRow = -1 maxCol = -1 for i in range(0, dimensions[0]): line = input.r...
output
1
103,686
7
207,373
Provide tags and a correct Python 3 solution for this coding contest problem. Consider a table of size n × m, initially fully white. Rows are numbered 1 through n from top to bottom, columns 1 through m from left to right. Some square inside the table with odd side length was painted black. Find the center of this squ...
instruction
0
103,687
7
207,374
Tags: implementation Correct Solution: ``` n,m=map(int,input().split()) for i in range(n): word = input() if 'B' in word: length=word.rfind('B')-word.find('B') print(i+length//2+1,word.find("B")+length//2+1) break ```
output
1
103,687
7
207,375
Provide tags and a correct Python 3 solution for this coding contest problem. Consider a table of size n × m, initially fully white. Rows are numbered 1 through n from top to bottom, columns 1 through m from left to right. Some square inside the table with odd side length was painted black. Find the center of this squ...
instruction
0
103,688
7
207,376
Tags: implementation Correct Solution: ``` a,b=input().split() a=int(a) b=int(b) x=[] for i in range(a): x.append(list(input().strip())) start=[] end=[] flag=0 for i in range(len(x)-1,-1,-1): for j in range(len(x[0])-1,-1,-1): if x[i][j]=="B": end.append(i+1) end.append(j+1) ...
output
1
103,688
7
207,377
Provide tags and a correct Python 3 solution for this coding contest problem. Innokenty works at a flea market and sells some random stuff rare items. Recently he found an old rectangular blanket. It turned out that the blanket is split in n ⋅ m colored pieces that form a rectangle with n rows and m columns. The col...
instruction
0
103,764
7
207,528
Tags: brute force, combinatorics, dp, implementation Correct Solution: ``` a, b = map(int,input().split()) c = [[0] * (b) for i in range(a)] d = [input() for i in range(a)] for j in range (b): n = [] pred = d[0][j] cnt = 1 for i in range(1, a): if d[i][j] == pred: cnt += 1 el...
output
1
103,764
7
207,529
Provide tags and a correct Python 3 solution for this coding contest problem. Innokenty works at a flea market and sells some random stuff rare items. Recently he found an old rectangular blanket. It turned out that the blanket is split in n ⋅ m colored pieces that form a rectangle with n rows and m columns. The col...
instruction
0
103,765
7
207,530
Tags: brute force, combinatorics, dp, implementation Correct Solution: ``` def countFlagNum(x): y = 0 flagNum = 0 while y < m: curColor = a[x][y] colorCountByX = 1 isItFlag = True while x + colorCountByX < n and a[x + colorCountByX][y] == curColor: colorCountByX += 1 if not(x + colorCou...
output
1
103,765
7
207,531
Provide tags and a correct Python 3 solution for this coding contest problem. Innokenty works at a flea market and sells some random stuff rare items. Recently he found an old rectangular blanket. It turned out that the blanket is split in n ⋅ m colored pieces that form a rectangle with n rows and m columns. The col...
instruction
0
103,766
7
207,532
Tags: brute force, combinatorics, dp, implementation Correct Solution: ``` n,m=list(map(int,input().split())) a=[input() for i in range(n)] b,c=[[0 for i in range(m)] for j in range(n)],0 for i in range(n): for j in range(m): if i==0 or a[i][j]!=a[i-1][j]: b[i][j]=1 else: b[i...
output
1
103,766
7
207,533
Provide tags and a correct Python 3 solution for this coding contest problem. Innokenty works at a flea market and sells some random stuff rare items. Recently he found an old rectangular blanket. It turned out that the blanket is split in n ⋅ m colored pieces that form a rectangle with n rows and m columns. The col...
instruction
0
103,767
7
207,534
Tags: brute force, combinatorics, dp, implementation Correct Solution: ``` def return_specific_col(matrix, col_index): col = [] for i in range(len(matrix)): col.append(matrix[i][col_index]) return col def make_list_to_str(lst): result = '' for e in lst: result += e return resu...
output
1
103,767
7
207,535
Provide tags and a correct Python 3 solution for this coding contest problem. Innokenty works at a flea market and sells some random stuff rare items. Recently he found an old rectangular blanket. It turned out that the blanket is split in n ⋅ m colored pieces that form a rectangle with n rows and m columns. The col...
instruction
0
103,768
7
207,536
Tags: brute force, combinatorics, dp, implementation Correct Solution: ``` import sys input = lambda: sys.stdin.readline().strip() def f(A, r, c, l): q, w, e = A[r][c][0], A[r][c-l][0], A[r][c-2*l][0] x, y, z = A[r][c][1], A[r][c-l][1], A[r][c-2*l][1] #print(r, c, x,y,z,l, q,w,e) if x != y and y != z and e >...
output
1
103,768
7
207,537
Provide tags and a correct Python 3 solution for this coding contest problem. Innokenty works at a flea market and sells some random stuff rare items. Recently he found an old rectangular blanket. It turned out that the blanket is split in n ⋅ m colored pieces that form a rectangle with n rows and m columns. The col...
instruction
0
103,769
7
207,538
Tags: brute force, combinatorics, dp, implementation Correct Solution: ``` n,m = [int(i) for i in input().split()] data = [] for i in range(n): data.append(list(input())) #print(data) f = [] for i in range(m): temp = [] prev = 0 cnt = 0 #-1????? for j in range(n): ch = ord(data[j][i]) -...
output
1
103,769
7
207,539
Provide tags and a correct Python 3 solution for this coding contest problem. Innokenty works at a flea market and sells some random stuff rare items. Recently he found an old rectangular blanket. It turned out that the blanket is split in n ⋅ m colored pieces that form a rectangle with n rows and m columns. The col...
instruction
0
103,770
7
207,540
Tags: brute force, combinatorics, dp, implementation Correct Solution: ``` n, m = map(int, input().split()) board = [input() for _ in range(n)] u = [[1 for _ in range(m)] for _ in range(n)] l = [[1 for _ in range(m)] for _ in range(n)] for i in range(1, n): for j in range(m): if board[i][j] == board[i - 1]...
output
1
103,770
7
207,541
Provide tags and a correct Python 3 solution for this coding contest problem. Innokenty works at a flea market and sells some random stuff rare items. Recently he found an old rectangular blanket. It turned out that the blanket is split in n ⋅ m colored pieces that form a rectangle with n rows and m columns. The col...
instruction
0
103,771
7
207,542
Tags: brute force, combinatorics, dp, implementation Correct Solution: ``` def number_rectangle (h): l = [0 for i in range(len(h))] stack = [] dp = [0 for i in range(len(h))] result = 0 for i in range(len(h)): while (len(stack) > 0) and (stack[-1] >= h[i]): stack.pop() i...
output
1
103,771
7
207,543
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Innokenty works at a flea market and sells some random stuff rare items. Recently he found an old rectangular blanket. It turned out that the blanket is split in n ⋅ m colored pieces that form a...
instruction
0
103,772
7
207,544
Yes
output
1
103,772
7
207,545
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Innokenty works at a flea market and sells some random stuff rare items. Recently he found an old rectangular blanket. It turned out that the blanket is split in n ⋅ m colored pieces that form a...
instruction
0
103,773
7
207,546
Yes
output
1
103,773
7
207,547
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Innokenty works at a flea market and sells some random stuff rare items. Recently he found an old rectangular blanket. It turned out that the blanket is split in n ⋅ m colored pieces that form a...
instruction
0
103,774
7
207,548
Yes
output
1
103,774
7
207,549
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Innokenty works at a flea market and sells some random stuff rare items. Recently he found an old rectangular blanket. It turned out that the blanket is split in n ⋅ m colored pieces that form a...
instruction
0
103,775
7
207,550
Yes
output
1
103,775
7
207,551
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Innokenty works at a flea market and sells some random stuff rare items. Recently he found an old rectangular blanket. It turned out that the blanket is split in n ⋅ m colored pieces that form a...
instruction
0
103,776
7
207,552
No
output
1
103,776
7
207,553
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Innokenty works at a flea market and sells some random stuff rare items. Recently he found an old rectangular blanket. It turned out that the blanket is split in n ⋅ m colored pieces that form a...
instruction
0
103,777
7
207,554
No
output
1
103,777
7
207,555
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Innokenty works at a flea market and sells some random stuff rare items. Recently he found an old rectangular blanket. It turned out that the blanket is split in n ⋅ m colored pieces that form a...
instruction
0
103,778
7
207,556
No
output
1
103,778
7
207,557
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Innokenty works at a flea market and sells some random stuff rare items. Recently he found an old rectangular blanket. It turned out that the blanket is split in n ⋅ m colored pieces that form a...
instruction
0
103,779
7
207,558
No
output
1
103,779
7
207,559
Provide tags and a correct Python 3 solution for this coding contest problem. Warawreh created a great company called Nanosoft. The only thing that Warawreh still has to do is to place a large picture containing its logo on top of the company's building. The logo of Nanosoft can be described as four squares of the sa...
instruction
0
103,827
7
207,654
Tags: binary search, data structures, dp, implementation Correct Solution: ``` import io, os import sys input = io.BytesIO(os.read(0,os.fstat(0).st_size)).readline n,m,q=map(int,input().split()) C=[input().strip() for i in range(n)] ATABLE=[[0]*m for i in range(n)] for i in range(n-1): for j in range(m-1): ...
output
1
103,827
7
207,655
Provide tags and a correct Python 3 solution for this coding contest problem. Warawreh created a great company called Nanosoft. The only thing that Warawreh still has to do is to place a large picture containing its logo on top of the company's building. The logo of Nanosoft can be described as four squares of the sa...
instruction
0
103,828
7
207,656
Tags: binary search, data structures, dp, implementation Correct Solution: ``` import sys readline = sys.stdin.readline def accumulate2d(X): N = len(X) M = len(X[0]) for i in range(0, N): for j in range(1, M): X[i][j] += X[i][j-1] for j in range(0, M): for i in ran...
output
1
103,828
7
207,657
Provide tags and a correct Python 3 solution for this coding contest problem. Warawreh created a great company called Nanosoft. The only thing that Warawreh still has to do is to place a large picture containing its logo on top of the company's building. The logo of Nanosoft can be described as four squares of the sa...
instruction
0
103,829
7
207,658
Tags: binary search, data structures, dp, implementation Correct Solution: ``` def main(): import sys input = sys.stdin.buffer.readline # max def STfunc(a, b): if a > b: return a else: return b # クエリは0-indexedで[(r1, c1), (r2, c2)) class SparseTable(): ...
output
1
103,829
7
207,659
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Warawreh created a great company called Nanosoft. The only thing that Warawreh still has to do is to place a large picture containing its logo on top of the company's building. The logo of Nano...
instruction
0
103,830
7
207,660
No
output
1
103,830
7
207,661
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Warawreh created a great company called Nanosoft. The only thing that Warawreh still has to do is to place a large picture containing its logo on top of the company's building. The logo of Nano...
instruction
0
103,831
7
207,662
No
output
1
103,831
7
207,663
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Warawreh created a great company called Nanosoft. The only thing that Warawreh still has to do is to place a large picture containing its logo on top of the company's building. The logo of Nano...
instruction
0
103,832
7
207,664
No
output
1
103,832
7
207,665
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Warawreh created a great company called Nanosoft. The only thing that Warawreh still has to do is to place a large picture containing its logo on top of the company's building. The logo of Nano...
instruction
0
103,833
7
207,666
No
output
1
103,833
7
207,667
Provide tags and a correct Python 3 solution for this coding contest problem. One day, as Sherlock Holmes was tracking down one very important criminal, he found a wonderful painting on the wall. This wall could be represented as a plane. The painting had several concentric circles that divided the wall into several p...
instruction
0
104,701
7
209,402
Tags: geometry, sortings Correct Solution: ``` num=int(input()) li=list(map(int,input().split())) odd=0 even=0 li.sort() #print(li) for i in range(len(li)): if i%2==0: odd+=(3.1415926536)*(li[i]*li[i]) else: even+=(3.1415926536)*(li[i]*li[i]) print(abs(odd-even)) ```
output
1
104,701
7
209,403
Provide tags and a correct Python 3 solution for this coding contest problem. One day, as Sherlock Holmes was tracking down one very important criminal, he found a wonderful painting on the wall. This wall could be represented as a plane. The painting had several concentric circles that divided the wall into several p...
instruction
0
104,702
7
209,404
Tags: geometry, sortings Correct Solution: ``` from math import pi n = int(input()) arr = [int(i) for i in input().strip().split()] arr.sort(reverse = True) if n % 2 != 0: arr.append(0) ans = 0 for i in range(0, len(arr), +2): ans += arr[i]**2 - arr[i+1]**2 print(pi*ans) ```
output
1
104,702
7
209,405
Provide tags and a correct Python 3 solution for this coding contest problem. One day, as Sherlock Holmes was tracking down one very important criminal, he found a wonderful painting on the wall. This wall could be represented as a plane. The painting had several concentric circles that divided the wall into several p...
instruction
0
104,703
7
209,406
Tags: geometry, sortings Correct Solution: ``` from sys import stdin,stdout ii1 = lambda: int(stdin.readline().strip()) is1 = lambda: stdin.readline().strip() iia = lambda: list(map(int, stdin.readline().strip().split())) isa = lambda: stdin.readline().strip().split() mod = 1000000007 from math import pi n = ii1() arr ...
output
1
104,703
7
209,407