Submission #796404

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
796404	2023-07-28 11:14:50	Rafi22	Horses (IOI15_horses)	C++14	100 / 100	656 ms	53096 KiB

horses

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#include <bits/stdc++.h>
#include "horses.h"
using namespace std;
#define endl '\n'
#define st first
#define nd second
#define pb push_back
#define sz(x) (int)(x).size()
#define all(x) (x).begin(), (x).end()
#define ll long long
ll mod=1000000007;
int inf=1000000007;
ll infl=1000000000000000007;
const int pot=1<<19,N=500007;
ll pw(ll a,int b)
{
    ll res=1;
    while(b)
    {
        if(b%2) res=res*a%mod;
        a=a*a%mod;
        b/=2;
    }
    return res;
}
 
 
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Compilation message (stderr)

horses.cpp: In function 'long long int get()':
horses.cpp:73:21: warning: conversion from '__int128' to 'long long int' may change value [-Wconversion]
   73 |     return ans%mod*W%mod;
      |            ~~~~~~~~~^~~~
horses.cpp: In function 'int init(int, int*, int*)':
horses.cpp:84:29: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   84 |         inv[i+1]=pw(X[i],mod-2);
      |                          ~~~^~
horses.cpp:87:15: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   87 |     return get();
      |            ~~~^~
horses.cpp: In function 'int updateX(int, int)':
horses.cpp:97:20: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   97 |     inv[i]=pw(v,mod-2);
      |                 ~~~^~
horses.cpp:100:15: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
  100 |     return get();
      |            ~~~^~
horses.cpp: In function 'int updateY(int, int)':
horses.cpp:107:15: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
  107 |     return get();
      |            ~~~^~

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