제출 #521352

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
521352	2022-02-01 21:04:39	Alex_tz307	말 (IOI15_horses)	C++17	100 / 100	268 ms	59192 KiB

horses

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#include <bits/stdc++.h>
using namespace std;
using ld = long double;
const int mod = 1e9 + 7;
void addSelf(int &x, const int &y) {
  x += y;
  if (x >= mod) {
    x -= mod;
  }
}
int add(int x, const int &y) {
  addSelf(x, y);
  return x;
}
void multSelf(int &x, const int &y) {
  x = (int64_t)x * y % mod;
}
int mult(int x, const int &y) {
  multSelf(x, y);
  return x;
}
int Pow(int x, int n) {
  int ans = 1;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

horses.cpp: In function 'void multSelf(int&, const int&)':
horses.cpp:21:22: warning: conversion from 'int64_t' {aka 'long int'} to 'int' may change value [-Wconversion]
   21 |   x = (int64_t)x * y % mod;
      |       ~~~~~~~~~~~~~~~^~~~~

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