제출 #743754

#제출 시각아이디문제언어결과실행 시간메모리
743754Abrar_Al_SamitHorses (IOI15_horses)C++17
34 / 100
366 ms12292 KiB
#include <bits/stdc++.h>
#include "horses.h"
using namespace std;

const int nax = 1001;
const int mod = 1e9 + 7;
const int MX = 1e9;
long long x[nax], y[nax];
int n;

int get() {
	long long cur = 1;
	for(int i=0; i<n; ++i) {
		cur *= x[i];
		cur %= mod;

		long long cnt = 1;
		bool ok = false;
		for(int j=i+1; j<n; ++j) {
			cnt *= x[j];
			if(cnt * y[j] > y[i]) {
				ok = true;
				break;
			}
			if(cnt>MX) {
				ok = true;
				break;
			}
		}
		if(!ok) {
			return (cur * y[i]) % mod;
		}
	}
}
int init(int N, int X[], int Y[]) {
	n = N;
	for(int i=0; i<n; ++i) {
		x[i] = X[i], y[i] = Y[i];
	}
	return get();
}

int updateX(int pos, int val) {	
	x[pos] = val;
	return get();
}

int updateY(int pos, int val) {
	y[pos] = val;
	return get();
}

컴파일 시 표준 에러 (stderr) 메시지

horses.cpp: In function 'int get()':
horses.cpp:31:24: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   31 |    return (cur * y[i]) % mod;
      |           ~~~~~~~~~~~~~^~~~~
horses.cpp:34:1: warning: control reaches end of non-void function [-Wreturn-type]
   34 | }
      | ^
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