Submission #1004407

#	Time	Username	Problem	Language	Result	Execution time	Memory
1004407		vjudge1	Horses (IOI15_horses)	C++17	Compilation error	0 ms	0 KiB

horses

#include <bits/stdc++.h>
using namespace std;
#define ll long long 
#define f first
#define s second
#define pb push_back
#define pf push_front
#define pi pair<int,int>
#define vi vector<int>

int n ;
vi x, y;


int init(int N, int X[], int Y[]){
    n = N;
    x.resize(N);
    y.resize(N);
    for(int i =0; i < n; i++){
        x[i] =X[i];
        y[i] = Y[i];
    }
    
    ll final = 0;
    ll dp[n+10][10002];
    for(int i = 0; i <= n; i++){
        for(int j= 0; j < 10001;j++){
            dp[i][j]=-LLONG_MAX;
        }
    }
    dp[0][1]=0;
   for(int i = 1; i <= n; i++){
       //dp[0][i] =dp[0][i-1]; 
       for(int j = 0; j < 1000; j++){
           for(int k = 0; k <= (j+(j*x[i-1])); k++){
               ll have = j*x[i-1];
              if(have>10000)break;
           //   cout << i << " "<<j << " " << dp[i-1][j]<<endl;
              if(dp[i-1][j] >=0) dp[i][have-k] = max(dp[i][have-k] ,dp[i-1][j] +  (y[i-1] * k));
           }
       }
   }

   ll ans = 0;
  // cout << dp[n][0]<<endl;
   for(int i = 0; i <n; i++){
       ans = max(ans,dp[i][0]);
   }
    for(int i = 0; i < 10001; i++){
     //  cout <<i<<" "<< dp[n][i]<<endl;
        ans= max(ans,dp[n][i]);
    }
    return ans;
}


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

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


int main(){
    
    int n;
    cin >> n;
    int a[n], b[n];
    for(int& i : a){
        cin >> i;
    }
    for(int &i : b){
        cin >> i;
        
    }
    
    cout << init(n,a,b)<<endl;
    
}

Compilation message (stderr)

horses.cpp: In function 'int init(int, int*, int*)':
horses.cpp:53:12: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   53 |     return ans;
      |            ^~~
horses.cpp:24:8: warning: unused variable 'final' [-Wunused-variable]
   24 |     ll final = 0;
      |        ^~~~~
horses.cpp: In function 'int main()':
horses.cpp:68:9: warning: declaration of 'n' shadows a global declaration [-Wshadow]
   68 |     int n;
      |         ^
horses.cpp:11:5: note: shadowed declaration is here
   11 | int n ;
      |     ^
/usr/bin/ld: /tmp/ccZpNm3J.o: in function `main':
grader.c:(.text.startup+0x0): multiple definition of `main'; /tmp/ccJK4m8H.o:horses.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status