input
stringlengths
20
127k
target
stringlengths
20
119k
problem_id
stringlengths
6
6
import sys,math,collections,itertools input = sys.stdin.readline N,M=list(map(int,input().split())) road = [0]*(N-1) for _ in range(M): l,r=list(map(int,input().split())) for i in range(l-1,r-1): road[i]+=1 if sum(road)%2==0: print('YES') else: print('NO')
import sys,math,collections,itertools input = sys.stdin.readline N,M=list(map(int,input().split())) road = [0]*(N) for _ in range(M): l,r=list(map(int,input().split())) road[l-1]+=1 road[r-1]-=1 road = list(itertools.accumulate(road))[:-1] flag=0 for ro in road: if ro%2==1: print...
p03724
l=[0]*2**17 for i in open(0).read().split()[2:]:l[int(i)]+=1 print(('YNEOS'[any(i%2for i in l)::2]))
from collections import*;print(('YNEOS'[any(i%2for i in list(Counter(open(0).read().split()[2:]).values()))::2]))
p03724
n,m=list(map(int,input().split())) lists=[0 for i in range(m)] for i in range(m): x,y=list(map(int,input().split())) lists[i]=(x,y) anslist=[0 for i in range(n+1)] #anslist[1] からanslist[n]まででこれらが全て偶数となるような時を考えればいい #そうでないならばそれはNoである for j in lists: if j[0]==1: anslist[j[1]]+=1 ...
n,m=list(map(int,input().split())) lists=[0 for i in range(n)] for i in range(m): a,b=list(map(int,input().split())) lists[a-1]+=1 lists[b-1]+=1 flag=True for i in range(n): if lists[i]%2!=0: flag=False break if flag: print("YES") else: print("NO")
p03724
import collections N, M = list(map(int, input().split())) a = [0]*M b = [0]*M for i in range(M): a[i], b[i] = list(map(int, input().split())) table = collections.defaultdict(int) for i in range(M): table[a[i]] += 1 table[b[i]] += 1 odd = [] for x in table: if table[x] % 2 == 1: ...
N,M=list(map(int,input().split())) import collections table=collections.defaultdict(int) for i in range(M): a,b=list(map(int,input().split())) table[a]+=1 table[b]+=1 flag=True for x in table: if table[x]%2==1: flag = False break if flag: print("YES") else: print("NO")
p03724
from collections import defaultdict n,m=list(map(int,input().split())) ab=[list(map(int,input().split())) for i in range(m)] cnt=defaultdict(lambda :0) for i in range(m): for j in range(2): cnt[ab[i][j]]+=1 for i in list(cnt.values()): if i%2!=0: print('NO') exit() print('...
from collections import defaultdict n,m=list(map(int,input().split())) ab=[list(map(int,input().split())) for i in range(m)] cnt=defaultdict(lambda :0) for i in range(m): cnt[ab[i][0]]+=1 cnt[ab[i][1]]+=1 for i in list(cnt.values()): if i%2!=0: print('NO') exit() print('YES')
p03724
from itertools import accumulate N, M = map(int, input().split()) acc = [0] * N for _ in range(M): a, b = map(int, input().split()) if a > b: a, b = b, a acc[a - 1] += 1 acc[b - 1] -= 1 print("NO") if any(a % 2 for a in accumulate(acc)) else print("YES")
from itertools import accumulate N, M, *ab = map(int, open(0).read().split()) acc = [0] * (N + 1) for a, b in zip(*[iter(ab)] * 2): if a > b: a, b = b, a acc[a - 1] += 1 acc[b - 1] -= 1 acc = list(accumulate(acc, initial=0)) print("NO") if any(a % 2 for a in acc) else print("YES")
p03724
from itertools import accumulate N, M, *ab = map(int, open(0).read().split()) acc = [0] * (N + 1) for a, b in zip(*[iter(ab)] * 2): if a > b: a, b = b, a acc[a - 1] += 1 acc[b - 1] -= 1 acc = list(accumulate(acc, initial=0)) print("NO") if any(a % 2 for a in acc) else print("YES")
N, M, *ab = map(int, open(0).read().split()) ans = [0] * N for a, b in zip(*[iter(ab)] * 2): ans[a - 1] += 1 ans[b - 1] -= 1 print("NO") if any(a % 2 for a in ans) else print("YES")
p03724
n,m=list(map(int,input().split())) c=sum([list(map(int,input().split())) for i in range(m)],[]) from collections import Counter as co for i in list(co(c).values()): if i%2:print("NO");exit() print("YES")
n,m=list(map(int,input().split())) l=[0]*(n+1) for i in range(m): a,s=list(map(int,input().split())) l[a]+=1 l[s]+=1 for i in l: if i%2:print("NO");exit() print("YES")
p03724
# すべての頂点が入力に現れる回数が偶数であればOK 奇数回の頂点が一つでもあればNO from collections import defaultdict as d N,M = list(map(int,input().split())) E = d(int) for i in range(M): a,b = list(map(int,input().split())) E[a] ^= 1 E[b] ^= 1 print((("YES","NO")[sorted(E.values())[-1]]))
from collections import defaultdict as d N,M=list(map(int,input().split())) E=d(int) for i in range(M): a,b=list(map(int,input().split())) E[a]^=1 E[b]^=1 print((("YES","NO")[max(E.values())]))
p03724
from collections import Counter N, M = list(map(int, input().split())) Q = [list(map(int, input().split())) for _ in range(M)] cnt = Counter() for q in Q: cnt += Counter(q) for k in cnt: if cnt[k] % 2 != 0: print("NO") exit() print("YES")
N, M = list(map(int, input().split())) Q = [list(map(int, input().split())) for _ in range(M)] cnt = [0 for _ in range(N)] for a, b in Q: cnt[a-1] += 1 cnt[b-1] += 1 for k in range(N): if cnt[k] % 2 != 0: print("NO") exit() print("YES")
p03724
def solve(): n,m = (int(i) for i in input().split()) a = [] b = [] for i in range(m): a1,b1 = (int(i) for i in input().split()) a.append(a1) b.append(b1) ans = 'YES' for i in range(1,n+1): if (a.count(i)+b.count(i))%2 == 1: ans ='NO' return ans if _...
def solve(): n,m = (int(i) for i in input().split()) a = [0]*n for i in range(m): a1,b1 = (int(i) for i in input().split()) a[a1-1]+=1 a[b1-1]+=1 ans = 'YES' for i in range(n): if a[i]%2 == 1: ans ='NO' return ans if __name__ == '__main__': print((s...
p03724
N, M = list(map(int, input().split())) # 木だったらなんでもOK? # いもす法 edge = [0] * (N + 1) for _ in range(M): a, b = list(map(int, input().split())) edge[a] += 1 edge[b] -= 1 ans = "YES" for i in range(N): edge[i + 1] += edge[i] if edge[i + 1] % 2 == 1: ans = "NO" break pr...
import sys input = sys.stdin.buffer.readline sys.setrecursionlimit(10 ** 7) N, M = list(map(int, input().split())) cnt = [0] * (N + 1) for _ in range(M): a, b = list(map(int, input().split())) cnt[a] ^= 1 cnt[b] ^= 1 if all(x == 0 for x in cnt): print("YES") else: print("NO")
p03724
#!/usr/bin/env python3 import sys def solve(s: str, K: int): index_dict = {} for i in range(len(s)): if index_dict.get(s[i]) == None: index_dict[s[i]] = [i] else: index_dict[s[i]].append(i) value_list = sorted(set(list(s))) candidate = set() ...
#!/usr/bin/env python3 import sys def solve(s: str, K: int): index_dict = {} for i in range(len(s)): if index_dict.get(s[i]) == None: index_dict[s[i]] = [i] else: index_dict[s[i]].append(i) value_list = sorted(set(list(s))) candidate = set() ...
p03353
s = input() k = int(input()) l = len(s) ls = [] for a in range(l): for b in range(a+1,l+1): if ls.count(s[a:b]) == 0: ls.append(s[a:b]) ls.sort() print(ls[k-1])
s = input() k = int(input()) l = len(s) ls = [] for a in range(l): for b in range(a+1,min(a+k+1,l+1)): if ls.count(s[a:b]) == 0: ls.append(s[a:b]) ls.sort() print(ls[k-1])
p03353
s=input().strip() K=int(eval(input())) sorteds=sorted(set(s)) ct=0 subsset=set() for c in sorteds: ct+=1 ixs=[] ss=s ix=0 while len(ss): ii=ss.find(c) if ii==-1:break ixs.append(ix+ii) ix=ix+ii ss=ss[ii:] for i in range(len(ss)): ...
s=input().strip() K=int(eval(input())) sorteds=sorted(set(s)) ct=0 subsset=set() for c in sorteds: ct+=1 ixs=[] ss=s ix=0 while len(ss): ii=ss.find(c) if ii==-1:break ixs.append(ix+ii) ix=ix+ii ss=ss[ii:] for i in range(min(len(ss),K)):...
p03353
def main(): s = input().strip() k = int(input().strip()) ss = [] for i in range(0, len(s)): for j in range(i, len(s)+1): if i == j: continue if len(ss) == 8: if ss[-1] > s[i:j]: ss[-1] = s[i:j] ...
def main(): s = input().strip() k = int(input().strip()) ss = [] for i in range(0, len(s)): for j in range(i, i + k + 1): if i == j: continue if len(ss) == 6: if ss[-1] > s[i:j]: ss[-1] = s[i:j] ...
p03353
str = input() K = int(input()) #print str, K, len(str) dic = [] i = 1 while i <= len(str): idx = 0 while True: head = idx tail = i + idx if tail > len(str): break else: dic.append(str[head:tail]) idx = idx + 1 i = ...
str = input() K = int(input()) #print str, K, len(str) #dic = [] dic = set() i = 1 while i <= len(str): idx = 0 while True: head = idx tail = i + idx if tail > len(str): break else: # dic.append(str[head:tail]) dic.add(st...
p03353
#!/usr/bin/env python3 from collections import Counter import sys try: from typing import Set except ImportError: pass def f(s: "Set[str]", p: int, i: int): bins = Counter(sj[p:p + 1] for sj in s) cum = 0 key = "" cnt = 0 for key, cnt in sorted(bins.items()): cum +...
#!/usr/bin/env python3 import sys def solve(s: str, K: int): n = len(s) ss = { s[i:j] for i in range(n) for j in range(i + 1, min(n + 1, i + K + 1)) } print((sorted(ss)[K - 1])) def main(): def iterate_tokens(): for line in sys.stdin: ...
p03353
# author: kagemeka # created: 2019-11-07 13:42:36(JST) import sys # import collections # import math # import string # import bisect # import re # import itertools # import statistics # import functools # import operator def main(): s = sys.stdin.read...
# author: kagemeka # created: 2019-11-07 13:42:36(JST) import sys # import collections # import math # import string # import bisect # import re # import itertools # import statistics # import functools # import operator def main(): s = sys.stdin.read...
p03353
import sys s = sys.stdin.readline().rstrip() k = int(sys.stdin.readline().rstrip()) n = len(s) def main(): res = set() for i in range(n): for j in range(i, n): res.add(s[i:j+1]) return sorted(res)[k-1] if __name__ == '__main__': ans = main() print(ans)
import sys s = sys.stdin.readline().rstrip() k = int(sys.stdin.readline().rstrip()) n = len(s) def main(): res = set() for l in range(n): for r in range(l, min(l+k, n)): res.add(s[l:r+1]) return sorted(res)[k-1] if __name__ == '__main__': ans = main() print(an...
p03353
#!/usr/bin/env python3 import sys def solve(s: str, K: int): sl = set() for i in range(len(s)): for j in range(i,len(s)): sl.add(s[i:j+1]) sl = list(sorted(sl)) # print(sl) print((sl[K-1])) return # Generated by 1.1.5 https://github.com/kyuridenami...
#!/usr/bin/env python3 import sys def solve(s: str, K: int): sl = set() for i in range(len(s)): for j in range(i,min(i+K,len(s))): sl.add(s[i:j+1]) sl = list(sorted(sl)) # print(sl) print((sl[K-1])) return # Generated by 1.1.5 https://github.com/ky...
p03353
import sys input = sys.stdin.readline from operator import itemgetter sys.setrecursionlimit(10000000) INF = 10**30 import heapq def main(): s = input().strip() n = len(s) stq = set() k = int(input().strip()) for i in range(n): for j in range(i+1, max(i+1+k+1, n+1)): ...
import sys input = sys.stdin.readline from operator import itemgetter sys.setrecursionlimit(10000000) INF = 10**30 import heapq def main(): s = input().strip() n = len(s) stq = set() k = int(input().strip()) for i in range(n): for j in range(i+1, min(i+1+k+1, n+1)): ...
p03353
import sys input = sys.stdin.readline from operator import itemgetter sys.setrecursionlimit(10000000) INF = 10**30 import heapq def main(): s = input().strip() n = len(s) stq = set() k = int(input().strip()) for i in range(n): for j in range(i+1, min(i+1+k+1, n+1)): ...
import sys input = sys.stdin.readline from operator import itemgetter sys.setrecursionlimit(10000000) INF = 10**30 def main(): s = input().strip() k = int(input().strip()) n = len(s) strs = set() for i in range(n): for j in range(1, k+1): strs.add(s[i:min(i+j, n)]) ...
p03353
import sys sys.setrecursionlimit(1000000) input = sys.stdin.readline ############################## S = input().rstrip() K = int(eval(input())) N = len(S) ret = [] for nums in range(1, N+1): for i in range(N): s = S[i:i+nums] ret.append(s) ret = sorted(set(ret)) print((ret[K...
import sys sys.setrecursionlimit(1000000) input = sys.stdin.readline ############################## S = input().rstrip() K = int(eval(input())) N = len(S) ret = [] for nums in range(1, K+1): for i in range(N): s = S[i:i+nums] ret.append(s) ret = sorted(set(ret)) print((ret[K-1...
p03353
#!/usr/bin/env python3 import sys import string import itertools def solve(s: str, K: int): part_set = set() for c in string.ascii_lowercase: for i in range(len(s)): if c == s[i]: part_set |= set(itertools.accumulate(s[i:])) if len(part_set) >= K: ...
#!/usr/bin/env python3 import sys import string import itertools def solve(s: str, K: int): part_set = set() for c in string.ascii_lowercase: for i in range(len(s)): if c == s[i]: part_set |= set(itertools.accumulate(s[i:min(i+K,len(s))])) if len(part_...
p03353
from collections import defaultdict, deque, Counter from heapq import heappush, heappop, heapify import math import bisect import random from itertools import permutations, accumulate, combinations import sys import string INF = float('inf') def LI(): return list(map(int, sys.stdin.readline().split())) ...
from collections import defaultdict, deque, Counter from heapq import heappush, heappop, heapify import math import bisect import random from itertools import permutations, accumulate, combinations import sys import string INF = float('inf') def LI(): return list(map(int, sys.stdin.readline().split())) ...
p03353
S = input().strip() K = int(input().strip()) unigram = sorted(set(S)) for u in unigram: now_subset = set() for i,c in enumerate(S): if c != u: continue for j in range(1,len(S)-i+1): now_subset.add(S[i:i+j]) if len(now_subset) < K: K -= len(now_subset) else: print((sorted(no...
S = input().strip() K = int(input().strip()) unigram = sorted(set(S)) for u in unigram: now_subset = set() for i,c in enumerate(S): if c != u: continue for j in range(1,min(K,len(S)-i)+1): now_subset.add(S[i:i+j]) if len(now_subset) < K: K -= len(now_subset) else: print((so...
p03353
s = input() k = int(input()) arr =[] for i in range(len(s)): for j in range(i,len(s)): if s[i:j+1] != '' and s[i:j+1] not in arr: arr.append(s[i:j+1]) def print_arr(arr): for i in range(len(arr)): print(arr[i],sep=" ",end="/") print() arr = sorted(arr) print(arr[...
s = input() k = int(input()) arr =[] for i in range(len(s)): for j in range(i,i+5): if s[i:j+1] != '' and s[i:j+1] not in arr: arr.append(s[i:j+1]) arr = sorted(arr) def print_arr(arr): for i in range(len(arr)): print(arr[i],sep="",end="/") print() print(arr[k-1])
p03353
import sys stdin = sys.stdin ni = lambda: int(ns()) na = lambda: list(map(int, stdin.readline().split())) ns = lambda: stdin.readline().strip() s = ns() k = ni() ans = [] for j in range(len(s)): ans.append(s[j]) if j < len(s)-1: t = j+2 while True: ans.append(s[j...
import sys stdin = sys.stdin ni = lambda: int(ns()) na = lambda: list(map(int, stdin.readline().split())) ns = lambda: stdin.readline().strip() s = ns() k = ni() ans = [] for i in range(len(s)): ans.append(s[i]) if i < len(s)-1: t = i+2 while True: ans.append(s[i...
p03353
from sys import stdin from string import ascii_lowercase def myfind(s, c): result = [] for i, x in enumerate(s): if x == c: result.append(i) return result def main(): s = stdin.readline().rstrip() K = int(stdin.readline().rstrip()) result = [] for x in...
from sys import stdin from string import ascii_lowercase def main(): s = stdin.readline().rstrip() K = int(stdin.readline().rstrip()) result = [] for c in ascii_lowercase: for text in sorted([s[i:] for i, x in enumerate(s) if x == c]): for i in range(len(text)): ...
p03353
from sys import stdin from string import ascii_lowercase def main(): s = stdin.readline().rstrip() K = int(stdin.readline().rstrip()) result = [] for c in ascii_lowercase: for text in sorted([s[i:] for i, x in enumerate(s) if x == c]): for i in range(len(text)): ...
from sys import stdin def main(): s = stdin.readline().rstrip() K = int(stdin.readline().rstrip()) result = set() for c in sorted(list(set(s))): for x in sorted([s[i:] for i, x in enumerate(s) if x == c]): for y in [x[:j + 1] for j in range(len(x))]: resul...
p03353
s=input() K=eval(input()) l=len(s) a=set() for diff in range(1,l+1): for i in range(l): a.add(s[i:i+diff]) b=list(a) b.sort() print(b[K-1])
s=input() K=eval(input()) l=len(s) a=set() for diff in range(1,5+1): for i in range(l): a.add(s[i:i+diff]) b=list(a) b.sort() print(b[K-1])
p03353
s = input().strip() k = int(eval(input())) subset = set() for i in range(len(s)): for j in range(i+1,len(s)+1): subset.add(s[i:j]) subset = list(subset) subset.sort() print((subset[k-1]))
from bisect import insort s = input().strip() k = int(eval(input())) sublist = [] for i in range(len(s)): if len(sublist)>k: sublist = sublist[:k] for j in range(i+1,len(s)+1): if s[i:j] not in sublist and (len(sublist)<k or sublist[k-1]>s[i:j]): insort(sublist,s[i:j]) ...
p03353
# -*- coding: utf-8 -*- """ C - K-th Substring https://beta.atcoder.jp/contests/abc097/tasks/arc097_a """ import sys from sys import stdin input = stdin.readline def solve(s, K): l = len(s) substrings = set() pre_check = set() for ch in s: pre_check.add(ch) pre_check = ...
# -*- coding: utf-8 -*- """ C - K-th Substring https://beta.atcoder.jp/contests/abc097/tasks/arc097_a """ import sys from sys import stdin input = stdin.readline def solve(s, K): l = len(s) substrings = [] for i in range(l): for j in range(l+1): t = s[i:j] ...
p03353
# -*- coding: utf-8 -*- """ C - K-th Substring https://beta.atcoder.jp/contests/abc097/tasks/arc097_a """ import sys from sys import stdin input = stdin.readline def solve(s, K): l = len(s) substrings = [] for i in range(l): for j in range(l+1): t = s[i:j] ...
# -*- coding: utf-8 -*- """ C - K-th Substring https://beta.atcoder.jp/contests/abc097/tasks/arc097_a """ import sys from sys import stdin input = stdin.readline def solve(s, K): l = len(s) substrings = set() for i in range(l): for j in range(i+K+1): t = s[i:j] ...
p03353
import sys read = sys.stdin.buffer.read readline = sys.stdin.buffer.readline readlines = sys.stdin.buffer.readlines sys.setrecursionlimit(1000000) def main(): s = readline().rstrip().decode() K = int(readline()) #sに含まれる文字を一文字ずつ抽出する. #ここで抽出した文字を組み合わせて辞書順に文字列を構成していく #K<=5だから高々26^5個の文字列を構成す...
import sys read = sys.stdin.buffer.read readline = sys.stdin.buffer.readline readlines = sys.stdin.buffer.readlines sys.setrecursionlimit(1000000) def main(): s = readline().rstrip().decode() K = int(readline()) #sに含まれる文字を一文字ずつ抽出する. #ここで抽出した文字を組み合わせて辞書順に文字列を構成していく #K<=5だから高々26^5個の文字列を構成す...
p03353
import sys read = sys.stdin.buffer.read readline = sys.stdin.buffer.readline readlines = sys.stdin.buffer.readlines sys.setrecursionlimit(1000000) def main(): s = readline().rstrip().decode() K = int(readline()) #sに含まれる文字を一文字ずつ抽出する. #ここで抽出した文字を組み合わせて辞書順に文字列を構成していく #K<=5だから高々26^5個の文字列を構成す...
import sys read = sys.stdin.buffer.read readline = sys.stdin.buffer.readline readlines = sys.stdin.buffer.readlines sys.setrecursionlimit(1000000) def main(): s = readline().rstrip().decode() K = int(readline()) #sに含まれる文字を一文字ずつ抽出する. #ここで抽出した文字を組み合わせて辞書順に文字列を構成していく #K<=5だから高々26^5個の文字列を構成す...
p03353
s = list(input().rstrip()) k = int(eval(input())) ans_list = [] for i in range(len(s)): for j in range(i,len(s)+1): a = s[i:j] a = "".join(a) ans_list.append(a) ans_list = list(set(ans_list)) ans_list.sort() print((ans_list[k]))
s = list(input().rstrip()) k = int(eval(input())) ans_list = [] for i in range(len(s)): for j in range(i,len(s)+1): a = s[i:j] if len(a) > k: break a = "".join(a) ans_list.append(a) ans_list = list(set(ans_list)) ans_list.sort() print((ans_list[k...
p03353
import sys sys.setrecursionlimit(10**6) if sys.platform in (['ios','darwin','win32']): sys.stdin=open('Untitled.txt') input = sys.stdin.readline def INT(): return int(eval(input())) def MAP(): return [int(s) for s in input().split()] S = input().rstrip() N = len(S) K = INT() min_s = min(S) B = [s for s ...
import sys sys.setrecursionlimit(10**6) if sys.platform in (['ios','darwin','win32']): sys.stdin=open('Untitled.txt') input = sys.stdin.readline def INT(): return int(eval(input())) def MAP(): return [int(s) for s in input().split()] S = input().rstrip() N = len(S) K = INT() min_s = min(S) B = [s for s ...
p03353
s= str(input().strip()) K= int(input().strip()) parts = [] for i in range(len(s)+1): for j in range(i+1,len(s)+1): flg = 0 if j-i > K: break for k in parts: if s[i:j] == k: flg = 1 if flg == 0: parts.append(s[i:j]) ...
s= str(input().strip()) K= int(input().strip()) parts = [] for i in range(len(s)+1): for j in range(i+1,len(s)+1): flg = 0 if j-i > K: break parts.append(s[i:j]) v = sorted(parts) vv = [v[0]] tmp = v[0] for k in range(1,len(v)): if v[k]!=tmp: vv.append(v...
p03353
def 解(): sS = input().rstrip() dsS = set() for s in sS: if s not in dsS: dsS.add(s) iK = int(eval(input())) iL = len(sS) iC = 0 for s in sorted(list(dsS)): sDic = set() indexes = [] for i in range(iL): if sS[i] == s : ...
def 解(): sS = input().rstrip() # dsS = set() # for s in sS: # if s not in dsS: # dsS.add(s) iK = int(eval(input())) iL = len(sS) iC = 0 # for s in sorted(list(dsS)): for s in sorted(set(sS)): d = set() indexes = [] for i in range(iL): ...
p03353
s = input().strip() k = int(eval(input())) ss = [] for i in range(1, len(s) + 1): for j in range(len(s) + 1 - i): ss.append(s[j:j + i]) ss = list(set(ss)) ss.sort() print((ss[k - 1]))
s = input().strip() k = int(eval(input())) ss = [] n = len(s) for i in range(n): for j in range(1, 6): if i + j <= n: ss.append(s[i:i + j]) ss = list(set(ss)) ss.sort() print((ss[k - 1]))
p03353
s = input().strip() k = int(eval(input())) ss = [] n = len(s) for i in range(n): for j in range(1, 6): if i + j <= n: ss.append(s[i:i + j]) ss = list(set(ss)) ss.sort() print((ss[k - 1]))
import sys input = sys.stdin.readline ri = lambda: int(eval(input())) rs = lambda: input().rstrip() ril = lambda: list(map(int, input().split())) rsl = lambda: input().rstrip().split() ris = lambda n: [ri() for _ in range(n)] rss = lambda n: [rs() for _ in range(n)] rils = lambda n: [ril() for _ in range(n)...
p03353
s = input().strip() K = int(eval(input())) S = set() for i in range(len(s)): for w in range(1, K+1): S.add(s[i:i+w]) print((sorted(S)[K-1]))
s = input().strip() K = int(eval(input())) substr = set() for i in range(len(s)): for j in range(1, K+1): substr.add(s[i:i+j]) print((sorted(substr)[K-1]))
p03353
s = input() K = int(input()) subs = set() for i in range(len(s)): for j in range(i, len(s)): subs.add(s[i:j+1]) subs = list(subs) subs.sort() print(subs[K-1])
s = input() K = int(input()) subs = set() for i in range(len(s)): for j in range(i, i+K+1): subs.add(s[i:j+1]) subs = list(subs) subs.sort() print(subs[K-1])
p03353
from sys import stdin s = stdin.readline().rstrip() n = int(stdin.readline().rstrip()) li = [] for i in range(1,len(s)+1): for j in range(len(s)-i+1): li.append(s[j:j+i]) li = list(set(li)) li.sort() print((li[n-1]))
from sys import stdin s = stdin.readline().rstrip() n = int(stdin.readline().rstrip()) li = [] for i in range(1,6): for j in range(len(s)-i+1): li.append(s[j:j+i]) li = list(set(li)) li.sort() print((li[n-1]))
p03353
n=1000000 p=[1]*(n+1) pr=[] p[0],p[1]=0,0 for i in range(2,int(n**0.5)+1): if p[i]: for j in range(i*i,n,i): p[j]=0 for i in range(2,n): if p[i]: pr.append(int(i)) while 1: l=int(eval(input())) if l==0:break ans=-l while l: l-=1 ...
import bisect n=1000000 p=[1]*(n+1) p[0],p[1]=0,0 for i in range(2,int(n**0.5)+1): if p[i]: for j in range(i*i,n+1,i): p[j]=0 p=[i for i in range(n+1) if p[i]==1] while 1: n=int(eval(input())) ans=-n if n==0:break while n: n-=1 a,m=list(map(...
p00165
import math N=1000000 prime=[1]*(N+1) prime[0]=0 prime[1]=0 for i in range(2,int(math.sqrt(N))): if prime[i]==1: j=i while i*j<=N: prime[i*j]=0 j+=1 prime=[i for i in range(N+1) if prime[i]==1] while True: n=eval(input()) if n==0:break cnt=0 ...
import math import bisect N=1000000 prime=[1]*(N+1) prime[0]=0 prime[1]=0 for i in range(2,int(math.sqrt(N))): if prime[i]==1: j=i while i*j<=N: prime[i*j]=0 j+=1 prime=[i for i in range(N+1) if prime[i]==1] while True: n=eval(input()) if n==0:break ...
p00165
def prepare(n, MOD): f = 1 factorials = [1] for m in range(1, n + 1): f = f * m % MOD factorials.append(f) inv = pow(f, MOD - 2, MOD) invs = [1] * (n + 1) invs[n] = inv for m in range(n, 1, -1): inv = inv * m % MOD invs[m - 1] = inv return fa...
def prepare(n, MOD): f = 1 factorials = [1] for m in range(1, n + 1): f = f * m % MOD factorials.append(f) inv = pow(f, MOD - 2, MOD) invs = [1] * (n + 1) invs[n] = inv for m in range(n, 1, -1): inv = inv * m % MOD invs[m - 1] = inv return fa...
p03832
def main(): mod = 10**9+7 inv_n = [0]*1001 nCr = [[1]*(i+1) for i in range(1001)] for i in range(1001): inv_n[i] = pow(i, mod-2, mod) for i in range(2, 1001): for j in range(1, i): nCr[i][j] = (nCr[i-1][j-1]+nCr[i-1][j]) % mod n, a, b, c, d = list(map(int, in...
def main(): mod = 10**9+7 inv_n = [0]*1001 nCr = [[1]*(i+1) for i in range(1001)] for i in range(1001): inv_n[i] = pow(i, mod-2, mod) for i in range(2, 1001): for j in range(1, i): nCr[i][j] = (nCr[i-1][j-1]+nCr[i-1][j]) % mod n, a, b, c, d = list(map(int, in...
p03832
def main(): a, b = list(map(int, input().split())) l = [] for i in range(2, 1001): h = 0 for j in range(1, i): h = h + j l.append(h) for i in range(len(l) - 1): if l[i] - a == l[i + 1] - b: print((l[i] - a)) break if...
def main(): a, b = list(map(int, input().split())) l = [] for i in range(2, 1001): h = 0 for j in range(1, i): h = h + j l.append(h) for i in range(len(l) - 1): if l[i] - a == l[i + 1] - b: print((l[i] - a)) break de...
p03328
a, b = list(map(int, input().split())) l = 0 for i in range(1, 999): l += i r = l + i + 1 if r - l == b - a: print((l - a))
a, b = list(map(int, input().split())) l = 0 for i in range(1, 999): l += i if i + 1 == b - a: print((l - a)) break
p03328
a,b=list(map(int,input().split())) lis=[1] for i in range(2,1000): lis.append(lis[-1]+i) i=0 while True: if a in lis and lis[lis.index(a)+1]==b: print(i) break a+=1 b+=1 i+=1
a,b=list(map(int,input().split())) print(((b-a)*(b-a+1)//2-b))
p03328
import sys import math import collections import itertools import array import inspect # Set max recursion limit sys.setrecursionlimit(10000) # Debug output def chkprint(*args): names = {id(v):k for k,v in list(inspect.currentframe().f_back.f_locals.items())} print((', '.join(names.get(id(arg),'?...
import sys import math import collections import itertools import array import inspect # Set max recursion limit sys.setrecursionlimit(10000) # Debug output def chkprint(*args): names = {id(v):k for k,v in list(inspect.currentframe().f_back.f_locals.items())} print((', '.join(names.get(id(arg),'?...
p03328
a,b = list(map(int,input().split())) tower_list = [[1,3]] for i in range(3,999): tower_list.append([tower_list[i-3][1],tower_list[i-3][1]+i]) i=0 while(True): ab_list = [a+i,b+i] if(ab_list in tower_list): print(i) exit() i += 1
a,b = list(map(int,input().split())) print((int((b-a)*(b-a+1)/2-b)))
p03328
a, b = list(map(int, input().split())) y = [] p = 0 for i in range(1, 1000): p += i y.append(p) for x in range(1, 499501): for i in range(1, 999): if y[i] == b + x and y[i - 1] == a + x: print(x) break else: # 内側のforのelse節は内側ループが全部まわり切ったら実行される、つまり前の行のbreak...
a, b = list(map(int, input().split())) y = [] p = 0 for i in range(1, 1000): p += i y.append(p) c = b - a for i in range(1, 999): if y[i] - y[i - 1] == c: print((y[i] - b)) break
p03328
a,b = list(map(int,input().split())) print((((a-b)**2 -a-b)//2))
a,b = list(map(int,input().split())) print(((b-a)*(b-a-1)//2-a))
p03328
a,b = list(map(int, input().split())) print(((b-a)*(b-a+1)//2-b))
a,b = list(map(int ,input().split())) ans = 0 for i in range(1,b-a): ans += i print((ans-a))
p03328
a, b = (int(i) for i in input().split()) print((sum(range(b-a))-a))
a, b = (int(i) for i in input().split()) c = b - a d = c*(c+1)//2 print((d - b))
p03328
a,b=list(map(int,input().split()));print((sum(range(b-a))-a))
a,b=list(map(int,input().split()));k=b-a;print((-~k*k//2-b))
p03328
a,b = list(map(int,input().split())) n = b - a tmp = int(1/2*n*(n+1)) print((tmp - b))
a,b = list(map(int,input().split())) n = b-a tmp = n*(n+1)//2 ans = tmp - b print(ans)
p03328
a, b = [int(x) for x in input().split()] n = b-a-1 An = n*(n+1)//2 print((An-a))
a, b = [int(x) for x in input().split()] s = ss = 0 for i in range(1000): s += i if s-ss == b-a: break ss = s print((s-b))
p03328
a, b = list(map(int, input().split())) dif = b - a sum = int(dif / 2 * (1 + dif)) print((sum - b))
a, b = list(map(int, input().split())) x = int((b - a) * (b - a + 1) / 2 - b) print(x)
p03328
a, b = list(map(int, input().split())) for n in range(1, 1000): h1 = n*(n+1)//2 h2 = (n+1)*(n+2)//2 for x in range(1, h2+1): if h1 - x == a and h2 - x == b: print(x) exit(0)
a, b = list(map(int, input().split())) for n in range(1, 1000): h1 = n*(n+1)//2 h2 = (n+1)*(n+2)//2 if h1 - a == h2 - b: print((h1-a)) break
p03328
a,b = (int(i) for i in input().split()) tower = [sum(range(1, i+1)) for i in range(1,1000)] print((tower[b-a-1]-b))
a,b = (int(i) for i in input().split()) print(([sum(range(1, i+1)) for i in range(1,1000)][b-a-1]-b))
p03328
a,b=[int(x) for x in input().split()] temp=b-a print((temp*(temp+1)//2-b))
a,b=list(map(int,input().split())) n=abs(b-a) val=int(n*(n+1)/2) print((val-b))
p03328
icase=0 if icase==0: import sys a,b=list(map(int,input().split())) for i in range(1,999): isum=(i*(i+1))//2-a for j in range(i,1000): jsum=(j*(j+1))//2-b if jsum==isum and 1<=jsum and j==i+1: print(jsum) sys.exit()
icase=0 if icase==0: a,b=list(map(int,input().split())) n=b-a-1 print((n*(n+1)//2-a))
p03328
# -*- coding: utf-8 -*- a, b = list(map(int, input().split())) # 本来の各柱の高さリスト columns = [(i ** 2 + i) // 2 for i in range(1, 1000)] for i in range(998): ab = columns[i+1] - columns[i] # 本来の柱と今見えている柱で差が一致する所を探す if ab == b - a: print((columns[i] - a)) exit()
# -*- coding: utf-8 -*- a, b = list(map(int, input().split())) # 計算で全部出せるとfor文回さなくて済む ans = (b - a - 1) * (b - a) // 2 - a print(ans)
p03328
a,b = list(map(int,input().split())) c = b-a for i in range(1,999): x= (i+1)*i//2 y= (i+2)*(i+1)//2 if y-x == c: print((x-a)) break
a,b = list(map(int,input().split())) c = b-a print(((c+1)*c//2-b))
p03328
import sys, os, math, bisect, itertools, collections, heapq, queue # from scipy.sparse.csgraph import csgraph_from_dense, floyd_warshall from decimal import Decimal from collections import defaultdict, deque sys.setrecursionlimit(10000000) ii = lambda: int(sys.stdin.buffer.readline().rstrip()) il = lambda: li...
import sys, os, math, bisect, itertools, collections, heapq, queue # from scipy.sparse.csgraph import csgraph_from_dense, floyd_warshall from decimal import Decimal from collections import defaultdict, deque sys.setrecursionlimit(10000000) ii = lambda: int(sys.stdin.buffer.readline().rstrip()) il = lambda: li...
p03328
a,b = list(map(int, input().split())) polls = [] for i in range(1,1000): polls.append(sum(list(range(1,1000))[:i])) d = {} for i in range(1, len(polls)): d[polls[i]-polls[i-1]] = [polls[i-1],polls[i]] print((d[b-a][0] - a))
a,b = list(map(int, input().split())) print(((b-a)*(b-a+1)//2 - b))
p03328
#Stone Monument a,b = list(map(int, input().split())) M = [] ans = [] for i in range(1,1000,1): n = 1/2*i*(i+1) M.append(n) for i in range(0,999,1): n = int(i*(i+1)/2) for j in range(0,n,1): if (a + j == M[i]) and (b + j == M[i+1]): print(j) exit()
#Stone Monument a,b = list(map(int, input().split())) M = [] for i in range(1,1000,1): n = 1/2*i*(i+1) M.append(n) n = b-a-1 print((int(M[n-1]-a)))
p03328
a,b = list(map(int,input().split())) d = b-a b_len = d*(d+1)//2 print((b_len - b))
a,b = list(map(int,input().split())) s = 0 for n in range(1000): if b-a == n: print((s-a)) break s += n
p03328
a, b = list(map(int, input().split())) l = [] t = 0 i = 1 while i <= 999: t += i l.append(t) i += 1 def f(): for i in range(1, 499500): for j in range(len(l)-1): if a + i == l[j] and b + i == l[j+1]: return i print((f()))
a, b = list(map(int, input().split())) diff = b - a b_2 = (diff + 1) * diff // 2 print((b_2 - b))
p03328
a,b = list(map(int, input().split())) t = [1,] flag = 0 for i in range(1000): t.append((i+2)+ t[i]) for j in range(len(t)): for k in range(499500): if t[j] - k == a and t[j+1] - k == b: print(k) flag = 1 if flag == 1:break if flag == 1: break
a,b = list(map(int, input().split())) t = [1,] for i in range(1000): t.append((i+2)+ t[i]) for j in range(len(t)): if t[j] - a == t[j+1] - b: print((t[j] - a)) break
p03328
a,b = list(map(int,input().split( ))) ans = 0 ans2 = 0 i = 1 while a > ans: ans = ans + i i += 1 ans2 = ans + (i) while True: if (ans-a) == (ans2-b): print((ans-a)) break else: ans = ans-(i-1) ans2 = ans-i
a,b = list(map(int,input().split( ))) c = b-a d = 0 i = 1 ans = 0 while c > i: d = d+i i += 1 ans = d-a print(ans)
p03328
a, b = list(map(int, input().split())) out = 0 for i in range(b-a): out += i+1 print((out-b))
a, b = list(map(int, input().split())) num = b - a print((((1+num)*num)//2 - b))
p03328
a,b=list(map(int,input().split())) s=0 for i in range(b-a+1): s=s+i print((s-b))
a,b=list(map(int,input().split())) n=b-a print((n*(n+1)//2-b))
p03328
# -*- coding: utf-8 -*- a, b = list(map(int, input().split())) def tower(i): h = 0 for i in range(1, i+1): h += i return h notFound = True i = 0 while(notFound): i += 1 for j in range(1,1000): if (tower(j)-i==a )and(tower(j+1)-i==b): # print("Found") ...
# -*- coding: utf-8 -*- a, b = list(map(int, input().split())) def tower(i): h = 0 for i in range(1, i+1): h += i return h delta = b - a print((tower(delta) - b))
p03328
def anotherpair(x, y): l = [] c=1 for i in range(x, y+1): if c==0: l.append([i, i-1]) c=0 return l n, a, b = list(map(int, input().split())) if n==1: if a==b: ans = 1 else: ans = 0 else: if a>b: ans = 0 ...
n, a, b = list(map(int, input().split())) if n==1: if a==b: ans = 1 else: ans = 0 else: if a>b: ans = 0 else: ans = ((n-2)*b-(n-2)*a)+1 print(ans)
p03705
import sys input = sys.stdin.readline from collections import * N, A, B = list(map(int, input().split())) if A>B: print((0)) exit() if N==1 and A!=B: print((0)) exit() low = A+B+(N-2)*A high = A+B+(N-2)*B print((high-low+1))
import sys input = sys.stdin.readline from collections import * N, A, B = list(map(int, input().split())) if A>B: print((0)) exit() m = B+A*(N-1) M = A+B*(N-1) print((max(0, M-m+1)))
p03705
n, a, b = list(map(int, input().split())) M = b*(n-1)+a m = b+a*(n-1) print((max(M-m+1, 0)))
n, a, b = list(map(int, input().split())) m = a*(n-1)+b M = a+(n-1)*b ans = max(M-m+1, 0) print(ans)
p03705
N, A, B = list(map(int, input().split())) if N == 1: if A == B: ans = 1 else: ans = 0 elif A > B: ans = 0 else: ans = (B - A) * (N - 2) + 1 print(ans)
N, A, B = list(map(int, input().split())) ans = (N - 2) * B - (N - 2) * A + 1 ans = max(ans, 0) print(ans)
p03705
import itertools n,a,b = [int(x) for x in input().split()] r = list(range(a,b+1)) tmp = [] ans = 0 if a == b: print((1)) elif n == 1: print((0)) else: for v in itertools.combinations_with_replacement(r, n-2): if not sum(v) in tmp: ans += 1 tmp.append(sum(v)) ...
n,a,b = [int(x) for x in input().split()] if a > b: print((0)) elif n == 1: if a != b: print((0)) else: print((1)) else: print(((b-a)*(n-2)+1))
p03705
def main(): N, A, B = (int(i) for i in input().split()) if (N == 1 and A != B) or (B - A < 0): print((0)) elif N == 1: print((1)) elif N == 2: print((1)) else: print(((N-2)*B - (N-2)*A + 1)) if __name__ == '__main__': main()
def main(): N, A, B = (int(i) for i in input().split()) if (N == 1 and A != B) or (B - A < 0): print((0)) elif N == 1: print((1)) else: print(((N-2)*B - (N-2)*A + 1)) if __name__ == '__main__': main()
p03705
N,A,B = list(map(int,input().split())) if A>B or (N==1 and A!=B): print((0)) elif A==B or N==2: print((1)) else: N-=2 print((B*N-A*N+1))
N,A,B = list(map(int,input().split())) if (N==1 and A!=B) or B-A<0:print((0)) else: print(((A-B)*(2-N)+1))
p03705
n, a, b = list(map(int, input().split())) if a > b: print((0)) exit() elif a == b: print((1)) exit() elif n == 1 and b - a > 0: print((0)) exit() elif n == 2: print((1)) exit() else: mid_num = n - 2 num_num = b - a + 1 ans = 0 for i in range(mid_num-1): ...
n, a, b = list(map(int, input().split())) if a > b: print((0)) exit() elif a == b: print((1)) exit() elif n == 1 and b - a > 0: print((0)) exit() elif n == 2: print((1)) exit() else: mid_num = n - 2 num_num = b - a + 1 ans = 0 ans += (num_num-1) * (mid_nu...
p03705
import sys sys.setrecursionlimit(10 ** 7) f_inf = float('inf') mod = 10 ** 9 + 7 def resolve(): n, a, b = list(map(int, input().split())) mi = a * (n - 1) + b ma = a + b * (n - 1) print((max(0, ma - mi + 1))) if __name__ == '__main__': resolve()
import sys sys.setrecursionlimit(10 ** 7) f_inf = float('inf') mod = 10 ** 9 + 7 def resolve(): n, a, b = list(map(int, input().split())) mi = a * (n - 1) + b ma = b * (n - 1) + a print((max(0, ma - mi + 1))) if __name__ == '__main__': resolve()
p03705
N, A, B = list(map(int,input().split())) min = 0 max = 0 for i in range(0, N - 1): min += A max += B if (max + A) - (min + B) + 1 < 0: print("0") else: print(((max + A) - (min + B) + 1))
N, A, B = list(map(int,input().split())) min = A * (N - 1) + B max = B * (N - 1) + A if (max - min) + 1 < 0: print("0") else: print(((max - min) + 1))
p03705
N, A, B = list(map(int,input().split())) if N == 1: print((1 if A==B else 0)) else: if A > B: print((0)) else: m = A*(N-1)+B M = B*(N-1)+A print((M-m+1))
N, A, B = list(map(int,input().split())) if A > B: print((0)) exit(0) if N == 1: if A != B: print((0)) else: print((1)) else: print(((N-1)*B+A-(N-1)*A-B+1))
p03705
n,a,b=list(map(int,input().split())) if a>b: print((0)) elif n==1: if a==b: print((1)) else: print((0)) else: print((b*(n-1)+a - a*(n-1) - b + 1))
n,a,b=list(map(int,input().split())) print((max(0,(n-2)*(b-a)+1)))
p03705
n,a,b=list(map(int,input().split())) print((max(0,(n-2)*(b-a)+1)))
n,a,b=list(map(int,input().split())) n-=2;print((max(b*n-a*n+1,0)))
p03705
n, a, b = list(map(int, input().split())) if n == 0 or b < a or (n == 1 and a != b): print((0)) elif n == 1 and a == b: print((1)) else: print((1+(b-a)*(n-2)))
n, a, b = list(map(int, input().split())) print((max(1+(b-a)*(n-2),0)))
p03705
N,A,B = list(map(int,input().split())) print((max((N-1)*B+A-(N-1)*A-B+1,0)))
N,A,B = list(map(int,input().split())) if A>B: ans = 0 elif N==1 and A!=B: ans = 0 elif N==1 and A==B: ans = 1 else: ans = (N-2)*(B-A)+1 print(ans)
p03705
n,a,b=list(map(int, input().split())) pot = b-a+1 if(b<a): print((0)) exit() if n==0: print((0)) elif n==1: if a==b: print((1)) else:print((0)) elif n==2: if a==b:print((1)) print((1)) else: k = n-2 ans=0 for i in range(k): ans+=pot po...
n,a,b=list(map(int, input().split())) pot = b-a+1 if(b<a): print((0)) exit() if n==0: print((0)) elif n==1: if a==b: print((1)) else:print((0)) elif n==2: if a==b:print((1)) print((1)) else: k = n-1 m = k*b high = m+a low = a*k + b print((high-l...
p03705
n,a,b=list(map(int,input().split())) if a>b or n<2and a<b: print((0)) else: print(((n-2)*(b-a)+1))
n,a,b=list(map(int,input().split()));print((max((n-2)*(b-a)+1,0)))
p03705
N, A, B = list(map(int, input().split())) if A > B: print((0)) elif A == B: print((1)) else: if N == 1: if A != B: print((0)) else: print((1)) else: print(((N - 2) * (B - A) + 1))
n, a, b = list(map(int, input().split())) ans = max(0, b * (n - 1) + a - (b + a * (n - 1)) + 1) print(ans)
p03705
n,a,b = list(map(int,input().split())) if n == 1 and a == b: print((1)) elif (n == 1 and a != b) or a > b: print((0)) else: print(((n-1)*b+a-((n-1)*a+b)+1))
n,a,b = list(map(int, input().split())) if n == 1 and a==b: print((1)) elif n == 1 or a > b: print((0)) else: print(((n-2)*(b-a)+1))
p03705
N, A, B = list(map(int, input().split())) if N == 1: if A == B: print((1)) else: print((0)) elif A > B: print((0)) else: c = 0 for _ in range(N-2): c += (B-A) print((c+1))
N, A, B = list(map(int, input().split())) if N == 1: if A == B: print((1)) else: print((0)) elif A > B: print((0)) else: print(((B-A)*(N-2)+1))
p03705
def main(): n, a, b = list(map(int, input().split())) if (n == 1 and a != b) or (b < a): print((0)) exit() mini = a * (n - 1) + b maxi = a + b * (n - 1) print((maxi - mini + 1)) if __name__ == '__main__': main()
def main(): n, a, b = list(map(int, input().split())) print((0 if (n == 1 and a != b) or a > b else (b - a) * (n - 1) + a - b + 1)) if __name__ == '__main__': main()
p03705