제출 #210912

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
210912	2020-03-19 02:08:20	autumn_eel	말 (IOI15_horses)	C++14	100 / 100	436 ms	57208 KiB

horses

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#include "horses.h"
#include <bits/stdc++.h>
#define rep(i,n)for(int i=0;i<(n);i++)
using namespace std;
typedef long long ll;
const int MOD=1000000007;
ll ppow(ll a,ll b){
  ll res=1;
  while(b){
    if(b&1)res=(res*a)%MOD;
    a=(a*a)%MOD;
    b>>=1;
  }
  return res;
}
struct BIT{
  vector<ll>bit;
  BIT(){}
  BIT(int n){
    n=n+10;
    bit=vector<ll>(n,1);
  }
  void add(int k,ll x){
    k++;
    while(k<bit.size()){
      (bit[k]*=x)%=MOD;
      k+=k&-k;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

horses.cpp: In member function 'void BIT::add(int, ll)':
horses.cpp:28:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   while(k<bit.size()){
         ~^~~~~~~~~~~
horses.cpp: In function 'll calc()':
horses.cpp:80:8: warning: conversion to 'double' from 'll {aka long long int}' may alter its value [-Wconversion]
   if(M>1e9||s==se.begin())break;
        ^~~
horses.cpp:91:12: warning: conversion to 'll {aka long long int}' from '__int128' may alter its value [-Wconversion]
  return Max%MOD;
         ~~~^~~~
horses.cpp:75:5: warning: unused variable 'res' [-Wunused-variable]
  ll res=0;
     ^~~
horses.cpp: In function 'int init(int, int*, int*)':
horses.cpp:100:19: warning: conversion to 'int' from 'll {aka long long int}' may alter its value [-Wconversion]
   seg.update(i,y[i]);
                ~~~^

• Subtask 1: 17 / 17
• Subtask 2: 17 / 17
• Subtask 3: 20 / 20
• Subtask 4: 23 / 23
• Subtask 5: 23 / 23