problem_id
stringclasses
428 values
submission_id
stringlengths
10
10
status
stringclasses
2 values
code
stringlengths
5
816
p03323
s206424814
Accepted
a, b = map(int, input().split()) if a > 8 or b > 8: print(":(") else: print("Yay!")
p03427
s051735848
Wrong Answer
N=input() n=int(N) N1=[int(x) for x in list(N)] #n=int(N) if n<10: print(n) exit() else: ans=0 for i in range(len(N)-1): ans=max(ans,sum(N1[:i+1])-1+9*(len(N)-i-1)) print(ans)
p02848
s859672323
Wrong Answer
N = int(input()) S = input() ans = '' for s in S: ans += chr(ord(s) + N) if ord(s) < ord('Y') else chr(ord(s) - 26 + N) print(ans)
p02696
s887348172
Accepted
a,b,n=map(int,input().split()) if n>=b: print(int(a*(b-1)/b)-a*int((b-1)/b)) else: print(int(a*n/b)-a*int(n/b))
p03239
s903761124
Accepted
n, T = map(int, input().split()) p = [] for i in range(n): tmp = [int(x) for x in input().split()] p.append(tmp) cmin = 1001 for c, t in p: if (t <= T and c < cmin): cmin = c if (cmin > 1000): print('TLE') else: print(cmin)
p03860
s604881301
Wrong Answer
x = input()[1] print("A"+x+"C")
p02613
s993477307
Accepted
from collections import Counter n = int(input()) c = Counter(input() for _ in range(n)) print("AC x", c["AC"]) print("WA x", c["WA"]) print("TLE x", c["TLE"]) print("RE x", c["RE"])
p03854
s102075657
Accepted
s = input() s = s.replace('eraser', '') s = s.replace('erase', '') s = s.replace('dreamer', '') s = s.replace('dream', '') if s == '': print('YES') else: print('NO')
p02571
s262264431
Wrong Answer
S = input() T = input() res = 0 for i in range(len(S)-len(T)): a = 0 for j in range(len(T)): a += S[i+j] == T[j] res = max(res,a) print(len(T)-res)
p03673
s401827636
Accepted
n = int(input()) A = input().split() if n == 1: print(' '.join(A)) elif n%2 == 0: print(' '.join(A[1::2][::-1]) + ' ' + ' '.join(A[::2])) else: print(' '.join(A[::2][::-1]) + ' ' + ' '.join(A[1::2]))
p02912
s686726546
Accepted
N,M = map(int,input().split()) a = list(map(int,input().split())) import heapq heap = [] for i in range(N): heapq.heappush(heap, -a[i]) for i in range(M): buf = heapq.heappop(heap) buf = -buf buf = buf//2 heapq.heappush(heap,-buf) print(-sum(heap))
p03331
s847224762
Accepted
N = int(input()) if N in [10**i for i in range(1, 6)] : print("10") else : print(sum(map(int, str(N))))
p02725
s504683276
Accepted
import math def resolve(): import sys input = sys.stdin.readline # row = [int(x) for x in input().rstrip().split(" ")] kn = [int(x) for x in input().rstrip().split(" ")] k = kn[0] a = [int(x) for x in input().rstrip().split(" ")] max_dist = max([a[i+1] - a[i] for i in range(len(a)-1)]) max_dist = max_dist if max_dist > a[0] + k - a[len(a)-1] else a[0] + k - a[len(a)-1] print(k - max_dist) if __name__ == "__main__": resolve()
p03043
s819955065
Wrong Answer
nums = input().split() N = int(nums[0]) K = int(nums[1]) totalProb = 0 for i in range(K): x = i + 1 tempProb = 1/N while x < K: tempProb = tempProb / 2 x = x * 2 print(tempProb) totalProb += tempProb if N > K: totalProb += (N - K + 1) * 1/N print(totalProb)
p03163
s094405734
Accepted
import numpy as np [N,W]=[int(x) for x in input().split()] dp=np.zeros([N+1,W+1],dtype=int) for i in range(1,N+1): w, v=map(int,input().split()) dp[i][:w]=dp[i-1][:w] dp[i][w:]=np.maximum(dp[i-1][w:],dp[i-1][:W-w+1]+v) print(dp[N][W])
p02860
s980019243
Accepted
#!/usr/bin/env python def main(): N = int(input()) S = input() if N % 2 == 1: print("No") else: for i in range(N // 2): if S[i] != S[i + N // 2]: print("No") exit() print("Yes") if __name__ == '__main__': main()
p03095
s647076307
Accepted
from collections import Counter N = int(input()) S = input() C = Counter(S) res = 1 for v in C.values(): res *= (v + 1) res %= 10 ** 9 + 7 print(res - 1)
p02778
s235827946
Accepted
s = input() l = len(s) rep = ['x' for _ in range(l)] print(''.join(rep))
p03042
s529521987
Accepted
dList = list(str(input())) former = int(''.join([dList[0],dList[1]])) latter = int(''.join([dList[2],dList[3]])) if 1 <= former <= 12: if 1<= latter<= 12: print("AMBIGUOUS") else: print("MMYY") elif former > 12: if 1<= latter<= 12: print("YYMM") else: print("NA") else: if latter == 0 or latter > 13: print("NA") else: print("YYMM")
p02899
s556577090
Accepted
n=int(input()) *a,=map(int,input().split()) b=sorted([(a[i],str(i+1)) for i in range(n)],key=lambda x:x[0]) print(' '.join([c for _,c in b]))
p03371
s293227453
Accepted
a, b, c, x, y = map(int, input().split()) ans = 10 ** 9 for cn in range(0, max(x, y) * 2 + 1, 2): may = max(0, x - cn // 2) * a + max(0, y - cn // 2) * b + cn * c ans = min(ans, may) print(ans)
p03797
s398557602
Wrong Answer
def main(): s_shaped_piece, c_shaped_piece = map(int, input().split()) answer = 0 if c_shaped_piece <= s_shaped_piece: answer = c_shaped_piece else: answer = s_shaped_piece + (c_shaped_piece - 2 * s_shaped_piece) // 4 print(answer) if __name__ == '__main__': main()
p02552
s048548008
Accepted
x=int(input()) if x==0: print(1) if x==1: print(0)
p02701
s311705433
Accepted
N=int(input()) d=[] for x in range(N): S=input() d.append(S) print(len(set(d)))
p03607
s907513093
Accepted
import collections a=int(input()) b=[int(input()) for i in range(a)] n=collections.Counter(b) m,ans=zip(*n.most_common()) ans=[i for i in ans if i%2==1] print(len(ans))
p03696
s669775788
Accepted
N = int(input()) S = input() op = 0 for c in S: if c=='(': op += 1 elif op > 0: op -= 1 cl = 0 for c in S[::-1]: if c==')': cl += 1 elif cl > 0: cl -= 1 print('('*cl + S + ')'*op)
p02594
s579513447
Accepted
# 入力 X = input() # 以下に回答を記入 X = int(X) if X >= 30: print('Yes') else: print('No')
p03284
s737176083
Accepted
N,K = map(int,input().split()) print(0 if N%K ==0 else 1)
p02647
s246089967
Accepted
N, K = [int(x) for x in input().split()] A = [int(x) for x in input().split()] for k in range(K): B = [0] * (N+1) for i, a in enumerate(A): l = max(0, i-a) r = min(i+a+1, N) B[l] += 1 B[r] -= 1 for i in range(1, N+1): B[i] += B[i-1] B.pop() if (A==B): break A = B for a in A: print(a, end=' ') print()
p02866
s818041670
Wrong Answer
import sys from collections import Counter input = sys.stdin.readline N = int(input()) ans = 1 mod = 998244353 D = list(map(int, input().split())) if D[0] != 0: print(0) exit() D = sorted(Counter(D).items()) tmp = D[0][1] stream = 0 for n, i in D: if stream != n: print(0) exit() if n == 0: stream += 1 continue ans *= pow(tmp, i) ans %= mod tmp = i stream += 1 print(ans)
p02552
s426905270
Accepted
# -*- coding: utf-8 -*- x = int(input()) if x == 1: print(0) else: print(1)
p02951
s942862510
Accepted
a,b,c = map(int,input().split()) print(c-(a-b) if c-(a-b) >= 0 else 0)
p03379
s460625229
Wrong Answer
N = int(input()) X = list(map(int,input().split())) Y = sorted(X) a = Y[(N-1)//2] b = Y[(N+1)//2] for i in X: if i >= a: print(a) else: print(b)
p03254
s181157669
Accepted
N,x = map(int,input().split()) A = sorted(list(map(int,input().split()))) if x>=2*sum(A): print(0) else: ind = N for i in range(N): x -= A[i] if x<0: ind = i break if ind==N and x>0: A = sorted(A,reverse=True) for i in range(N): x -= A[i] if x<0: ind -= 1 break print(ind)
p02854
s416885831
Accepted
n = int(input()) *a, = map(int, input().split()) tot = sum(a) ret = tot l, r = 0, tot for i in range(n): l += a[i] r -= a[i] ret = min(ret, abs(l - r)) print(ret)
p02607
s600179842
Accepted
n = int(input()) a = [int(x) for x in input().split()] count = 0 for i in range(n): if i%2 == 0 and a[i]%2 == 1: count += 1 print(count)
p03131
s212362255
Accepted
K,A,B=map(int, input().split()) if A+2>=B: print(K+1) else: if K==1 or K<=A: print(K+1) else: cnt=0 K-=(A-1) a=K//2 cnt=a*(B-A)+A if K%2==1: cnt+=1 print(cnt)
p02694
s979128893
Wrong Answer
x = int(input()) a = 100 year = 0 while(True): a *= 1.01 year += 1 if a>=x: break print(year)
p03495
s910773662
Wrong Answer
n,k=map(int,input().split()) a=list(map(int,input().split())) from collections import defaultdict d=defaultdict(int) for i in a: d[i]+=1 print(sum(sorted(list(d.values()))[:n-k]))
p02731
s564300841
Wrong Answer
L=int(input("Enter L:")) V=(L*L*L)/27 print(V)
p02694
s705610869
Accepted
X=int(input()) ans=100 now=100 cnt=0 while(True): if X<=now: break else: now=int(now+now*0.01) cnt+=1 print(cnt)
p02700
s329403692
Accepted
import math A, B, C, D = input().split(' ') takahasi_tairyoku = int(A) aoki_tairyoku = int(C) takahasi_kougeki = int(B) aoki_kougeki = int(D) takahasi_count = math.ceil(aoki_tairyoku / takahasi_kougeki) # 高橋はアオキを何回で倒せるか aoki_count = math.ceil(takahasi_tairyoku / aoki_kougeki) # アオキは高橋を何回で倒せるか # print(takahasi_count, aoki_count) if (takahasi_count <= aoki_count): print('Yes') else: print('No')
p03607
s132329138
Accepted
from collections import Counter N = int(input()) A = [int(input()) for i in range(N)] c = Counter(A) ans = 0 for i, j in c.items(): if j%2 != 0: ans += 1 print(ans)
p03285
s134452951
Accepted
n = int(input()) ans = False for c in range(101): for d in range(101): if (4 * c) + (7 * d) == n: ans = True break if ans: print("Yes") else: print("No")
p03206
s475221737
Accepted
D = int(input()) print('Christmas' + ' Eve'*(25-D))
p02842
s029161166
Accepted
import math N=int(input()) X_kari = math.ceil(N/1.08) if int(X_kari * 1.08) == N: print(X_kari) else: print(':(')
p03448
s059415823
Wrong Answer
a=int(input("")) b=int(input("")) c=int(input("")) x=int(input("")) def countcourse(r,t,y,u): cnt=0 for h in range(r): for l in range(t): for o in range(y): if 500*h+100*l+50*o==u: cnt+=1 return cnt print(countcourse(a,b,c,x))
p04005
s426131581
Wrong Answer
A,B,C = map(int,input().split()) cmin = ((A+1)//2-A//2)*B*C cmin = min(cmin,((B+1)//2-B//2)*A*C) Cmin = min(cmin,((C+1)//2-C//2)*B*A) print(cmin)
p02879
s843467386
Wrong Answer
A, B = list(map(int, input().split())) print(A * B)
p03127
s073417135
Wrong Answer
def main(): N = int(input()) A = list(map(int, input().split())) Asum = sum(A) ans = 10**10 for i in range(N): if Asum % A[i] == 0: ans = min(ans, A[i]) else: ans = min(ans, Asum % A[i]) print(ans) if __name__ == "__main__": main()
p02879
s048875908
Wrong Answer
a, b = map(int, input().split()) if a < 10 and b < 10: print('a * b') else: print('-1')
p02756
s931518338
Wrong Answer
S=input() Q=int(input()) F=0 C='' while Q>=1: tfc=list(input().split()) if int(tfc[0])==1: box1=S[0] box2=S[-1] S=box2+S[1:-1]+box1 elif int(tfc[0])==2: if int(tfc[1])==1: S=tfc[2]+S elif int(tfc[1])==2: S=S+tfc[2] Q-=1 ans=''.join(S) print(ans)
p03331
s742757923
Accepted
def f(x): a = 0 while x != 0: a += x % 10 x //= 10 return a N = int(input()) Min = 1 + f(N-1) for i in range((N//2)-1): Min = min(Min, f(i+2) + f(N-i-2)) print(Min)
p02748
s626665061
Wrong Answer
A,B,M = [int(i) for i in input().split()] A = sorted([int(i) for i in input().split()]) B = sorted([int(i) for i in input().split()]) min = 99999999999 for i in range(M): x,y,c = [int(i) for i in input().split()] buf = A[x-1]+B[y-1]-c if buf<min: min = buf print(buf)
p03705
s885667857
Accepted
n, a, b = map(int, input().split()) mx = a+b*(n-1) mn = a*(n-1)+b if ((n==1)and(a!=b)) or (mx-mn<0): r = 0 else: r = mx-mn+1 print(r)
p02796
s064720121
Accepted
n=int(input()) li=[None]*n for i in range(0,n): flag=True x,l=map(int, input().split()) li[i]=(x+l, x-l) li=sorted(li) count=1 x,y=li[0] for i in range(1,n): x2,y2=li[i] if y2 < x: continue count=count+1 x=x2 print(count)
p03827
s816749035
Accepted
n = int(input()) string = input() x = 0 out = [0] for s in string: if s == "I": x += 1 else: x -= 1 out.append(x) print(max(out))
p02623
s567588392
Wrong Answer
import bisect n,m,k = map(int, input().split()) A = list(map(int, input().split())) B = list(map(int, input().split())) A_cum = [0] B_cum = [0] for i in range(n): A_cum.append(A_cum[i]+A[i]) for i in range(m): B_cum.append(B_cum[i]+B[i]) ans = 0 for i in range(n+1): rest = k-A_cum[i] if rest<=0: continue ans = max(ans, bisect.bisect_right(B_cum, rest)-1+i) print(ans)
p04033
s358878724
Accepted
a,b = map(int,input().split()) if a>0 and b>0: print('Positive') elif a <0 and b<0: if (a-b)%2 ==0: print('Negative') else: print('Positive') else: print('Zero')
p02873
s946777100
Accepted
#AGC040-A s = list(input()) ans = [0 for _ in range(len(s)+1)] for i in range(len(s)): if s[i] == '<': ans[i+1] = ans[i]+1 for j in range(len(s)-1,-1,-1): if s[j] == '>': tmp = ans[j+1] + 1 if tmp > ans[j]: ans[j] = tmp print(sum(ans))
p03359
s725236746
Accepted
a,b=map(int,input().split()) if a>b : print(a-1) else : print(a)
p03328
s102693960
Accepted
a, b = map(int, input().split()) length = 0 for i in range(1, b-a+1): length += i print(length - b)
p02818
s256669725
Accepted
a, b, k = map(int, input().split()) ca = a-k if ca >= 0: print(ca, b) else: cb = b + ca if cb < 0: print(0, 0) else: print(0, cb)
p02696
s390357234
Accepted
a,b,n = map(int,input().split()) ans =0 # for x in range(1,n+1): x = min(b-1,n) ans = max( ans , (a * x) // b - a* (x // b)) print(ans)
p02866
s598173172
Accepted
MOD=998244353 from collections import Counter N=int(input()) D=list(map(int,input().split())) if D[0]!=0: print(0) exit() c=sorted(Counter(D[1:]).most_common(),key=lambda x:x[0]) ans=1 for i in range(1,len(c)): if(c[i][0]!=i+1): print(0) exit() ans=(ans*pow(c[i-1][1],c[i][1],MOD))%MOD print(ans)
p02646
s473799850
Accepted
def main(): A, V = map(int, input().split()) B, W = map(int, input().split()) T = int(input()) dis = abs(B - A) if W >= V: print('NO') exit() dis_V = V - W time = dis // dis_V if dis % dis_V == 0 else (dis // dis_V) + 1 if T >= time: print('YES') else: print('NO') if __name__ == "__main__": main()
p02995
s032421353
Wrong Answer
import fractions a,b,c,d = map(int, input().split()) #print(a,b,c,d) total = b-a+1 #print(total) lcm = c*d / fractions.gcd(c,d) x = (b//c) + (b//d) - (b//lcm) y = ((a-1)//c) + ((a-1)//d) - ((a-1)//lcm) #print(x,y) print(total - (x - y))
p02576
s534597595
Accepted
import math n,x,t = map(int,input().split()) ans = t*math.ceil(n/x) print(ans)
p02802
s649425048
Accepted
N,M = map(int, input().split()) s,p = [False]*N, [0]*N for i in range(M): tmp = input().split() pi,Si = int(tmp[0])-1, tmp[1] s[pi] |= Si == "AC" p[pi] += 1 if not s[pi] else 0 print(sum(s), sum([pi for si,pi in zip(s,p) if si]))
p03449
s564826943
Accepted
n = int(input()) input_lines = [[int(j) for j in input().split()]for i in range(2)] ans=0 for i in range(n): tmp = sum(input_lines[0][:i+1])+sum(input_lines[1][i:]) if tmp>ans: ans=tmp print(ans)
p02556
s326257619
Accepted
def get_ints(): return list(map(int, input().split())) n = int(input()) a,b = [],[] for i in range(n): x, y = get_ints() a.append(x+y) b.append(x-y) a.sort() b.sort() ans = max(a[-1]-a[0], b[-1]-b[0]) print(ans)
p02608
s658522151
Accepted
N = int(input()) counts = [0 for i in range(N+1)] for i in range(1,150): for j in range(1,150): for k in range(1,150): now = i**2 + j**2 + k**2 + i*j + j*k + k*i try: counts[now] += 1 except: pass for i in range(1,N+1): print(counts[i])
p02951
s965205901
Accepted
a,b,c = map(int,input().split()) print(max(0,c-(a-b)))
p02775
s922864664
Wrong Answer
l=list(str(input())) m=len(l) t=0 for i in range(m): if int(l[i])<=5: t+=int(l[i]) else: t+=11-int(l[i]) print(t)
p02682
s566682174
Accepted
#!/usr/bin/env python3 A, B, C, K = map(int, input().split()) if K <= A: print(K) elif K <= (A+B): print(A) else: print(2*A-K+B)
p02994
s137689775
Wrong Answer
#!/usr/bin/env python3 def main(): N, L = map(int, input().split()) if L >= 1: # L + 1 から L + N - 1 の和 print((N - 1) * (2 * L + N) // 2) elif L <= - N + 1: # L から L + N - 2 の和 print((N - 1) * (2 * L + N - 2) // 2) else: # L から L + N - 1 の和 print((N - 1) * (2 * L + N - 1) // 2) if __name__ == '__main__': main()
p03799
s397047961
Accepted
def main(): N,M = map(int,input().split()) ans = 0 if 2*N >= M: ans = M//2 else: ans += N M -= N*2 ans += M//4 print(ans) main()
p02682
s921983908
Accepted
A, B, C, K = map(int, input().split()) if A >= K: print(K) elif A+B >= K: print(A) else: print(A - (K-A-B))
p03419
s022312128
Accepted
n, m = [int(i) for i in input().split()] print(abs((n - 2) * (m - 2)))
p02970
s849573938
Wrong Answer
n,d=map(int,input().split()) for i in range(n): if i*((d-1)*2+3)>=n: print(i) exit()
p03059
s860800015
Accepted
a,b,t=map(int,input().split()) print(((t+1//2)//a)*b)
p02719
s662217545
Accepted
n,k=map(int,input().split()) amari=n%k print(min(amari,k-amari))
p03795
s396652085
Accepted
N=int(input()) print(800*N-(int(N/15)*200))
p03548
s634304121
Accepted
x,y,z=map(int,input().split()) print((x-z)//(y+z))
p02973
s661673195
Accepted
from bisect import bisect_left, bisect_right import sys input = sys.stdin.readline n = int(input()) col_maxs = [] for _ in range(n): a = int(input()) * (-1) if not col_maxs: col_maxs.append(a) continue curr_max = col_maxs[-1] if a >= curr_max: col_maxs.append(a) else: # aより大きい最小要素のindex/value ind = bisect_right(col_maxs, a) col_maxs[ind] = a print(len(col_maxs))
p03309
s076165441
Wrong Answer
n = int(input()) a = list(map(int, input().split())) na = [0]*n for i in range(n): na[i] = a[i]-(i+1) mid = sum(na)//n mid1 = mid+1 ans = 0 ans1 = 0 for i in range(n): ans += abs(na[i]-mid) ans1 += abs(na[i]+mid1) print(min(ans, ans1))
p03435
s014109925
Accepted
C=[list(map(int,input().split())) for _ in range(3)] x=[0]*3 y=[0]*3 x[0]=0 y[0]=0 for i in range(3): y[i]=C[0][i]-x[0] for i in range(3): x[i]=C[i][0]-y[0] ans=True for i in range(3): for j in range(3): if C[i][j]!=x[i]+y[j]: ans=False print('Yes' if ans else 'No')
p02554
s333535962
Accepted
m=int(1e9+7) n=int(input()) ans=pow(10,n,m)-2*pow(9,n,m)+pow(8,n,m) print(ans%m)
p02971
s924098689
Accepted
N = int(input()) A = [] for i in range(N): A.append(int(input())) import copy B = copy.deepcopy(A) A = sorted(A) for i in range(N): num = B[i] if num != A[-1]: print(A[-1]) else: print(A[-2])
p03408
s670286376
Accepted
n = int(input()) S = {} for i in range(n): s = str(input()) if s not in S: S[s] = 1 else: S[s] += 1 m = int(input()) T = {} for i in range(m): t = str(input()) if t not in T: T[t] = 1 else: T[t] += 1 ans = 0 for k, v in S.items(): if k in T: ans = max(ans, v-T[k]) else: ans = max(ans, v) print(ans)
p03281
s714783889
Wrong Answer
import math n = int(input()) def factors(a): b = int(math.sqrt(a)) f = [] for i in range(1, b+1): if a % i == 0: f.append(i) f.append(a//i) return len(f) def solve(): if n < 105: print(0) return ans = 0 for i in range(105, n+1): if factors(i) == 8: ans += 1 print(ans) solve()
p04044
s887399932
Wrong Answer
n,l=map(int,input().split()) S=[] a="" for i in range(n): s=list(input()) s.sort() for k in range(l): a+=s[k] S.append(a) a="" S.sort() ans="" for j in range(n): ans+=S[j] print(ans)
p03774
s285009492
Wrong Answer
n,m=map(int,input().split()) A=[[0,0]for i in range(n)] B=[[0,0] for i in range(m)] E=[1]*n for i in range(n): A[i][0],A[i][1]=map(int,input().split()) for i in range(m): B[i][0],B[i][1]=map(int,input().split()) for i in range(n): c=abs(A[i][0]-B[0][0])+abs(A[i][1]-B[0][1]) for j in range(1,m): if abs(A[i][0]-B[j][0])+abs(A[i][1]-B[j][1])<c: E[i]=j+1 for i in range(n): print(E[i])
p03556
s771629120
Wrong Answer
import sys N=int(input()) for i in range(N): if i**2>N: print((i-1)**2) sys.exit() else: pass
p03997
s144819792
Accepted
a = int(input()) b = int(input()) h = int(input()) print(int((a+b)*h/2))
p02675
s839205948
Wrong Answer
n=str(input()) a=n[-1] if a=='2' or n=='4' or a=='5' or a=='7' or a=='9': print('hon') elif a=='3': print('bon') elif n==0: print('hon') else: print('pon')
p02720
s139179604
Accepted
from collections import deque K = int(input()) que = deque() for i in range(1, 10): que.append(i) count = 0 while 1: count += 1 x = que.popleft() for i in range(-1, 2): d = x % 10 + i if (d < 0 or 9 < d): continue que.append(x * 10 + d) if (count == K): print(x) break
p02608
s758736154
Accepted
# import sys input=sys.stdin.readline def main(): N=int(input()) cnt=[0]*(8*N) r=int(N**0.5)+1 for x in range(1,r): for y in range(1,r): for z in range(1,r): cnt[x*x+y*y+z*z+x*y+y*z+z*x]+=1 for i in range(1,N+1): print(cnt[i]) if __name__=="__main__": main()
p02924
s818362852
Accepted
n=int(input()) print(n*(n-1)//2)
p02982
s999479218
Accepted
import sys import math import numpy as np stdin = sys.stdin mod = 10**9 + 7 ns = lambda: stdin.readline().rstrip() ni = lambda: int(ns()) na = lambda: list(map(int, stdin.readline().split())) sa = lambda h: [list(map(int, stdin.readline().split())) for i in range(h)] n, d = na() x = [[] for _ in range(n)] for i in range(n): x[i] = na() x = np.array(x) c = 0 for i in range(n): for j in range(i+1, n): s = (np.sum((x[i] - x[j])**2))**0.5 if s.is_integer(): c += 1 print(c)