제출 #1172315

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1172315		dbekarys	Knapsack (NOI18_knapsack)	C++20	컴파일 에러	0 ms	0 KiB

knapsack

#include <bits/stdc++.h>
using namespace std;

int dp[1e5][1e5];
signed main()
{
    ios_base::sync_with_stdio(0);
    cin.tie();
    
    int m,n;
    cin>> m>>n;
    int a[n+1],b[n+1];
    vector<int>v1,v2;
    v1.push_back(0);
    v2.push_back(0);
    for(int i=1,c;i<=n;i++){
        cin>> b[i]>>a[i]>>c;
        for(int k=0;k<c;k++){
        v1.push_back(a[i]),v2.push_back(b[i]);
        }
    }
    for(int i=1;i<=v1.size();i++){
        for(int j=1;j<=m;j++){
            dp[i][j]=dp[i-1][j];
            if(v1[i]<=j){
                dp[i][j]=max(dp[i][j],dp[i-1][j-v1[i]]+v2[i]);
            }
        }
    }
    cout<< dp[v1.size()][m];
}

컴파일 시 표준 에러 (stderr) 메시지

knapsack.cpp:4:13: error: conversion from 'double' to 'long unsigned int' in a converted constant expression
    4 | int dp[1e5][1e5];
      |             ^~~
knapsack.cpp:4:13: error: could not convert '1.0e+5' from 'double' to 'long unsigned int'
    4 | int dp[1e5][1e5];
      |             ^~~
      |             |
      |             double
knapsack.cpp:4:13: error: size of array 'dp' has non-integral type 'double'
knapsack.cpp:4:8: error: conversion from 'double' to 'long unsigned int' in a converted constant expression
    4 | int dp[1e5][1e5];
      |        ^~~
knapsack.cpp:4:8: error: could not convert '1.0e+5' from 'double' to 'long unsigned int'
    4 | int dp[1e5][1e5];
      |        ^~~
      |        |
      |        double
knapsack.cpp:4:8: error: size of array 'dp' has non-integral type 'double'