input
stringlengths
20
127k
target
stringlengths
20
119k
problem_id
stringlengths
6
6
ans=0 N=int(eval(input())) for i in range(N-1): ans=ans+i+1 print(ans)
N=int(eval(input())) print((N*(N-1)//2))
p02924
def calc(n): r = 0 for i in range(1, n): r += i return r n = int(eval(input())) r = calc(n) print(r)
def calc(n): return (1 + n - 1) * (n-1) // 2 n = int(eval(input())) r = calc(n) print(r)
p02924
#!/usr/bin/env python3 N = int(eval(input())) ans = 0 for i in range(1,N): ans += i print(ans)
#!/usr/bin/env python3 N = int(eval(input())) ans = (1+(N-1))*(N-1)//2 print(ans)
p02924
n = int(eval(input())) s = 0 for i in range(n): s += i print(s)
n = int(eval(input())) print((n * (n-1) // 2))
p02924
n = int(eval(input())) answer = 0 for i in range(1, n): answer += i print(answer)
#!/usr/bin/env python3 import sys def solve(N: int): answer = (N-1)*N//2 print(answer) return def main(): def iterate_tokens(): for line in sys.stdin: for word in line.split(): yield word tokens = iterate_tokens() N = int(next(tokens)) # t...
p02924
N = int(eval(input())) if N == 1: print((0)) else: num = 0 for i in range(1, N): num += i print(num)
N = int(eval(input())) if N == 1: print((0)) else: print(((N-1)*N//2))
p02924
n = int(eval(input())) ans = 0 for i in range(n - 1): ans += i + 1 print(ans)
n = int(eval(input())) if n % 2 == 1: print((n * (n // 2))) else: print(((n * n - n) // 2))
p02924
N = int(eval(input())) sum = 0 for i in range(N): sum += i print(sum)
N = int(eval(input())) print((N*(N-1)//2))
p02924
n = int(eval(input())) s = 0 for i in range(n-1): s += i + 1 print(s)
n = int(eval(input())) print((n * (n - 1) // 2))
p02924
N = int(eval(input())) ans = 0 for i in range(N): ans += i print(ans)
N = int(eval(input())) print(((N)*(N-1) //2))
p02924
n = int(eval(input())) total = 0 for i in range(n): total += i print(total)
n = int(eval(input())) print((n*(n-1)//2))
p02924
a=int(eval(input())) c=0 for i in range(a): c = c+i print(c)
N = int(eval(input())) print(((N-1)*N//2))
p02924
N=int(eval(input())) P=[] ans=0 for i in range(N): P.append(i+1) print((sum(P) - N))
N=int(eval(input())) print(((N+1) * (N // 2) - N if N%2==0 else (N+1) * (N // 2) + int(N/2+1) - N))
p02924
N = int(eval(input())) print((sum(i % (i + 1) for i in range(1, N))))
N = int(eval(input())) print((int(N * (N - 1) // 2)))
p02924
def main(): n = int(eval(input())) p = [i for i in range(1, n+1)] ans = sum([p[i] % (p[i]+1) for i in range(n-1)]) # for i in range(n-1): # ans += p[i] % (p[i]+1) print(ans) if __name__ == "__main__": main()
def main(): n = int(eval(input())) ans = n * (n-1)//2 print(ans) if __name__ == "__main__": main()
p02924
N=int(eval(input())) S=0 for i in range(N): S+=i print(S)
N=int(eval(input())) print((N*(N-1)//2))
p02924
n = int(eval(input())) l = [i+1 for i in range(n)] print((sum(l)-max(l)))
n = int(eval(input())) print(((1 + n-1)*(n-1)//2))
p02924
N = int(eval(input())) print((sum(v for v in range(N))))
N = int(eval(input())) print((N * (N - 1) // 2))
p02924
n=int(eval(input())) p=[i+1 for i in range(n)] ans=sum(p)-p[n-1] print(ans)
n=int(eval(input())) ans=n*(n-1)//2 print(ans)
p02924
import sys def input(): return sys.stdin.readline()[:-1] N = int(eval(input())) total = 0 for i in range(1, N): total += i print(total)
import sys def input(): return sys.stdin.readline()[:-1] N = int(eval(input())) total = sum(range(1, N)) print(total)
p02924
N = int(eval(input())) ans = 0 for i in range(1,N): ans += i print(ans)
N = int(eval(input())) ans = N*(N-1)//2 print(ans)
p02924
def main(): N = int(eval(input())) ans = sum(range(1, N + 1)) - N print(ans) if __name__ == "__main__": main()
def main(): N = int(eval(input())) ans = N * (N - 1) // 2 print(ans) if __name__ == "__main__": main()
p02924
n = int(eval(input())) print((sum([i+1 for i in range(n-1)])))
n = int(eval(input())) count = 0 for i in range(n-1): count += i+1 print(count)
p02924
N = int(eval(input())) M = 0 for i in range(N - 1): M += (i + 1) % (i + 2) print(M)
N = int(eval(input())) print((N * (N + 1) // 2 - N))
p02924
N=int(eval(input())) s=N ans=0 m=N for i in range(N-1,0,-1): if i%s<m%s: ans+=m%s m=s-1 s-=1 else: ans+=i%s s-=1 print(ans)
N=int(eval(input())) if N%2==0: s=int(N/2) print((s*(N-1))) if N%2==1: s=int((N-1)/2) print((s*N))
p02924
n = list(x for x in range(1, int(eval(input())) + 1)) p = [max(n)] p.extend(n) m = [] ans = 0 for i in range(len(n)): m.append(p[i] % (i+1)) for i in range(len(n)): ans += m[i] print(ans)
n = int(eval(input())) print((n*(n-1)//2))
p02924
N = int(eval(input())) if N == 1: print((0)) exit() M = 1 for i in range(2, N): m = i % (i+1) M += m print(M)
N = int(eval(input())) N = N-1 if N % 2 == 0: print(((N+1) * (N//2))) else: n = N-1 print(((n+1) * (n//2) + N))
p02924
print((sum(range(int(eval(input()))))))
n = int(eval(input())) print((n*(n-1)//2))
p02924
n = int(eval(input())) ans = 0 for i in range(n-1): ans += (i+1)%(i+2) print(ans)
n = int(eval(input())) print((((n-1)*n)//2))
p02924
N=int(eval(input())) n1=[x+1 for x in range(N)] n2=n1[1:]+[n1[0]] s=0 for x,y in zip(n1,n2): s+=x%y print(s)
N=int(eval(input())) ans=int((N-1)*N//2) print(ans)
p02924
#!/usr/bin/env python # coding: utf-8 # In[19]: P = int(eval(input())) # In[20]: # i_list = list(range(1, P+1)) # p_list = i_list[1:] # p_list.append(i_list[0]) # # print(i_list, p_list) # ans = 0 # for i in range(P): # ans += i_list[i]%p_list[i] # print(ans) ans = sum(range(1,P)) ...
#!/usr/bin/env python # coding: utf-8 # In[21]: P = int(eval(input())) # In[22]: # i_list = list(range(1, P+1)) # p_list = i_list[1:] # p_list.append(i_list[0]) # # print(i_list, p_list) # ans = 0 # for i in range(P): # ans += i_list[i]%p_list[i] # print(ans) # ans = sum(range(1,P))...
p02924
'''Haha this is python? How could you tell, Sherlock?''' n = int(eval(input())) print(((n * (n - 1)) // 2))
n=int(eval(input())) suu=n*(n-1)//2 print(suu) w=[1,2,3,4]
p02924
n = int(eval(input())) num_list = [i+1 for i in range(n)] print((sum(num_list) - n))
n = int(eval(input())) print((sum(range(1, n + 1)) - n))
p02924
import sys def input(): return sys.stdin.readline().rstrip() n = int(eval(input())) h = [int(i) for i in range(n)] print((sum(h[:n])))
import sys def input(): return sys.stdin.readline().rstrip() n = int(eval(input())) s = int((n*(n-1))//2) print(s)
p02924
ans=0 for i in range(int(eval(input()))): ans+=i print(ans)
n=int(eval(input())) print(((n-1)*n//2))
p02924
F = [0, 0, 1] while True: try: N = int(eval(input())) if N > len(F) - 1: for i in range(len(F), N+1): F.append(F[i-1] + i - 1) print((F[N])) except: break
R = [0, 0, 1] while True: try: N = int(eval(input())) if N <= 2: print((R[N])) else: print(((N-1)*(N-2)//2 + N - 1)) except: break
p02924
n = int(eval(input())) n_list = [i for i in range(1,n)] print((sum(n_list)))
n = int(eval(input())) print((n*(n-1)//2))
p02924
N = int(eval(input())) N_array = [x for x in range(1, N + 1, 1)] N_array.pop(N - 1) print((sum(N_array)))
N = int(eval(input())) print((sum(range(1, N))))
p02924
N = int(eval(input())) list = [i+1 for i in range(N)] sum = 0 for i in range(1,N): sum += i print(sum)
N = int(eval(input())) print((N*(N-1)//2))
p02924
N = int(eval(input())) P = [i for i in range(1, N + 1)] # 1 2 3 4 5 6 7 8 9 10 11 12 13 # 2 3 4 5 6 7 8 9 10 11 12 13 1 print((sum(P) - P[-1]))
N = int(eval(input())) ret = 0 for i in range(1, N): ret += i # 1 2 3 4 5 6 7 8 9 10 11 12 13 # 2 3 4 5 6 7 8 9 10 11 12 13 1 print(ret)
p02924
N = int(eval(input())) ans = 0 for i in range(N): ans += i print(ans)
N = int(eval(input())) print((N*(N-1)//2))
p02924
N = int(eval(input())) if N == 1: print((0)) else: print((sum([i for i in range(1, N)])))
N = int(eval(input())) print((N * (N-1) // 2))
p02924
n=int(eval(input())) print((n*(n+1)//2-n))
n=int(eval(input())) print((n*(n-1)//2))
p02924
n = int(eval(input())) ans = 0 for i in range(n): ans += i print(ans)
n = int(eval(input())) print((n * (n - 1) // 2))
p02924
N=int(eval(input())) res = 0 for i in range(1,N+1): if i == N: res += 0 else: res += i%(i+1) print(res)
N=int(eval(input())) n=N-1 res = n*(n+1)//2 print(res)
p02924
n=int(eval(input())) print((sum([i for i in range(1,n)])))
n=int(eval(input())) print((n*(n-1)//2))
p02924
print((sum([_ for _ in range(int(eval(input())))])))
N=int(eval(input())) print((int((N-1)*N//2)))
p02924
def main(): N = int(eval(input())) ans = 0 for i in range(1, N+1): if i != N: ans += i % (i+1) return ans if __name__ == '__main__': print((main()))
def main(): N = int(eval(input())) return N*(N-1)//2 if __name__ == '__main__': print((main()))
p02924
# 初期入力 N = int(eval(input())) N_list =[i for i in range(1,N+1)] ans =sum(N_list) -N print(ans)
# 初期入力 N = int(eval(input())) #N_list =[i for i in range(1,N+1)] N_list_sum =N*(N+1)//2 ans =N_list_sum -N print(ans)
p02924
n = int(eval(input())) ans=0 for i in range(n): if i==n-1: break else: ans+=i+1 print(ans)
n = int(eval(input())) ans = int((n-1)*n//2) print(ans)
p02924
N = int(eval(input())) lis = [] for i in range(1,N): lis.append(i) print((sum(lis)))
N = int(eval(input())) print((N*(N-1)//2))
p02924
n=int(eval(input())) t=n-1 ans=t*(t+1) print((ans//2))
n=int(eval(input()))-1 print((n*(n+1)//2))
p02924
import sys import math from copy import deepcopy from collections import deque, defaultdict from operator import mul from functools import reduce sys.setrecursionlimit(20000000) # input = sys.stdin.readline def main(): n = int(eval(input())) ans = 0 for i in range(1, n): ans +=...
import sys import math from copy import deepcopy from collections import deque, defaultdict from operator import mul from functools import reduce sys.setrecursionlimit(20000000) # input = sys.stdin.readline def main(): n = int(eval(input())) - 1 ans = 0 if n % 2: print(((1 + n) *...
p02924
n = int(eval(input())) print((sum(range(1, n))))
n = int(eval(input())) print(((n * (n - 1))// 2))
p02924
N = int(eval(input())) c = list() for n in range(1, N+1): c.append(n) d = c[:] del d[0] d.append(1) cont = 0 for e, f in zip(c, d): mod = e % f cont += mod print(cont)
N = int(eval(input())) print(((N*(N-1))//2))
p02924
n = int(eval(input())) ans = 0 for i in range(n): ans += i print(ans)
n = int(eval(input())) ans = 0 if n%2 != 0: ans = n*((n-1)//2) else: ans = n*((n//2)-1) + n//2 print((int(ans)))
p02924
N = int(eval(input())) ans = 0 for i in range(1, N): ans += i print(ans)
N = int(eval(input())) ans = 0 if N%2 == 0: ans = N//2 * (N-1) else: ans = (N-1)//2 * N print(ans)
p02924
a = int(eval(input())) sum = 0 for i in range(a): sum += i print(sum)
a = int(eval(input())) sum = 0 sum = (a-1)* a // 2 print(sum)
p02924
N = int(eval(input())) lis = [i for i in range(1, N)] print((sum(lis)))
N = int(eval(input())) ans = N * (N - 1) // 2 print(ans)
p02924
N = int(eval(input())) count = 0 for i in range(N): count += i print(count)
N = int(eval(input())) count = N * (N - 1) // 2 print(count)
p02924
import sys N = int(eval(input())) max = 0 for _ in range(1,N): max = max + _ print(max)
n = int(eval(input())) print((n*(n-1)//2))
p02924
n = int(eval(input())) ans = 0 for i in range(n-1,0,-1): ans += i%(i+1) print(ans)
n = int(eval(input())) ans = (n-1)*n//2 print(ans)
p02924
n = int(eval(input())) print((0 if n == 1 else sum([(i - 1)%i for i in range(2, n + 1)])))
n = int(eval(input())) print(((n - 1)*n//2))
p02924
N = int(eval(input())) m = 0 for n in range(1,N): if n == N: m += 0 else: m += n % (n+1) print(m)
n = int(eval(input())) print((int((n-1)*n//2)))
p02924
n = int(eval(input())) res = 0 for i in range(1,n): res += i%(i+1) print(res)
n = int(eval(input())) print((n*(n-1)//2))
p02924
n=int(eval(input())) p=[] total=0 for i in range(n,0,-1): p.append(i) p.reverse() for i in range(1,n): total+=i%p[i] print(total)
n=int(eval(input())) print((n*(n-1)//2))
p02924
n=int(eval(input())) if n == 1: print('0') else: total = 0 for i in range(n): total += i print(total)
n=int(eval(input())) total = n*(n-1)//2 print(total)
p02924
n =int(eval(input())) ans = sum([i for i in range(n)]) print(ans)
n =int(eval(input())) ans = n * (n - 1) // 2 print(ans)
p02924
li = [i for i in range(1, int(eval(input()))+ 1)] print((sum(li[:-1])))
n = int(eval(input())) print(((n * (n - 1)) // 2))
p02924
n = int(eval(input())) print((sum((list(range(1,n))))))
n = int(eval(input())) print((n*(n-1)//2))
p02924
n = int(eval(input())) ans=0 for i in range(1, n): ans += i print(ans)
n = int(eval(input())) ans=0 ans = (n-1)*(n)//2 print(ans)
p02924
n = int(eval(input())) print((int(n*(n-1)//2)))
n = int(eval(input())) print((n*(n-1)//2))
p02924
N = int(eval(input())) ans = 0 for num in range(N): ans += num print(ans)
N = int(eval(input())) a = N - 1 print((int(a*(a+1)//2)))
p02924
import math N = int(eval(input())) sum =0 for i in range(N): sum += i print(sum)
import math N = int(eval(input())) print((int(N * (N - 1) // 2)))
p02924
n=int(eval(input())) a=0 if n==1: print((0)) elif n==2: print((1)) else: for i in range(1,n): a+=(n-i) print(a)
n=int(eval(input())) a=(n-1)*n//2 print((int(a)))
p02924
N = int(eval(input())) print((sum(range(1, N))))
N = int(eval(input())) print((N * (N - 1) // 2))
p02924
n = int(eval(input())) print((sum(i for i in range(n))))
n = int(eval(input())) print((n*(n-1)//2))
p02924
n = int(eval(input())) ans = n%1 for i in range(2,n+1): ans += (i-1)%i # print(i-1,i,ans) print(ans)
n = int(eval(input())) print((n*(n-1)//2))
p02924
n = int(eval(input())) print((sum([i for i in range(n)])))
n = int(eval(input())) print((n * (n - 1) // 2))
p02924
import sys ns = lambda: sys.stdin.readline().rstrip() ni = lambda: int(ns()) na = lambda: [int(x) for x in ns().split()] nall = lambda: [int(x) for x in sys.stdin.readlines()] def main(): n = ni() print((sum(range(n)))) if __name__ == '__main__': main()
import sys ns = lambda: sys.stdin.readline().rstrip() ni = lambda: int(ns()) na = lambda: [int(x) for x in ns().split()] nall = lambda: [int(x) for x in sys.stdin.readlines()] def main(): n = ni() print((n * (n - 1) // 2)) if __name__ == '__main__': main()
p02924
N = int(eval(input())) L = [i for i in range(1,N+1)] print((sum(L[:-1])))
N = int(eval(input())) print(((N-1)*(1+N-1)//2))
p02924
n = int(eval(input())) ans = 0 for i in range(n): ans += i print(ans)
n = int(eval(input())) print((n*(n-1)//2))
p02924
N = int(eval(input())) total = 0 for i in range(N): total += i print(total)
N = int(eval(input())) print((N*(N-1)//2))
p02924
N = int(eval(input())) print((sum([i for i in range(N)])))
N = int(eval(input())) tmp = 0 for i in range(N): tmp += i print(tmp)
p02924
N=int(eval(input())) if N==1: print((0)) exit(0) a=[i for i in range(1,N)] print((sum(a)))
N=int(eval(input())) if N==1: print((0)) exit(0) #a=[i for i in range(1,N)] #print(sum(a)) if (N-1)%2==0: print((N*((N-1)//2))) else: print((N*((N-1)//2)+((N-1)//2)+1))
p02924
# coding: utf-8 n = int(eval(input())) ans = 0 for i in range(1,n): ans += i print(ans)
# coding: utf-8 n = int(eval(input())) ans = (n*(n-1))//2 print(ans)
p02924
n = int(eval(input())) sum = 0 for i in range(n): sum += i print(sum)
n = int(eval(input())) if n % 2 == 0: sum = int(n/2) sum = sum *(n-1) else: sum = int((n-1)/2) sum = sum * n print((int(sum)))
p02924
N = int(eval(input())) output = 0 for i in range(1,N): output += i print(output)
N = int(eval(input())) output = int(N*(N-1)//2) print(output)
p02924
n = int(eval(input())) total = 0 for i in range(n-1): total += i+1 print(total)
n = int(eval(input())) total = 0 print((n*(n-1)//2))
p02924
n = int(eval(input())) if n==1: print((0)) else: print((sum([i for i in range(n)])))
n = int(eval(input())) print(((n-1)*n//2))
p02924
import sys sys.setrecursionlimit(int(1e6)) N = int(eval(input())) M_sum = 0 M_sum = sum(range(1, N)) M_sum += N % 1 print(M_sum)
import sys sys.setrecursionlimit(int(1e6)) N = int(eval(input())) n = N - 1 if bool(n%2): ans = (n//2) * (n) + n else: ans = (n//2) * (n+1) print(ans)
p02924
N = int(eval(input())) ans = 0 P = [] P.append(N) for i in range(N-1): P.append(i+1) for i in range(N): ans = ans + (P[i] % (i+1)) print(ans)
N = int(eval(input())) ans = 0 for i in range(N): ans += i print(ans)
p02924
N = int(eval(input())) M = [x+1 for x in range(N)] print((sum(set(M))-N))
N = int(eval(input())) ans = N*(N-1)//2 print(ans)
p02924
n = int(eval(input())) ans = 0 for i in range(1, n): ans += i print(ans)
n = int(eval(input())) print(((n-1)*n//2))
p02924
n = int(eval(input())) ans = 0 for i in range(n): ans += i print(ans)
n = int(eval(input())) print((n*(n-1)//2))
p02924
n = int(eval(input())) print((sum([i for i in range(n)])))
n = int(eval(input())) print((n*(n-1)//2))
p02924
n=int(eval(input())) print((n*(n-1)//2))
n=int(eval(input())) print(((n*(n-1))//2))
p02924
n = int(eval(input())) ans = 0 for i in range(1, n): ans += i print(ans)
n = int(eval(input())) - 1 print((n*(n+1)//2))
p02924
n = int(eval(input())) sum = 0 for i in range(n): sum += i print(sum)
n = int(eval(input())) sum = n * (n - 1) // 2 print(sum)
p02924
n = int(eval(input())) ans = sum(range(n)) print(ans)
n = int(eval(input())) ans = n * (n-1)//2 print(ans)
p02924