Submission #778717

#	Time	Username	Problem	Language	Result	Execution time	Memory
778717		YassirSalama	Catfish Farm (IOI22_fish)	C++17	0 / 100	39 ms	6740 KiB

fish

#include "fish.h"
#include<bits/stdc++.h>
#include <vector>
using namespace std;
#define all(v) v.begin(),v.end()
long long max_weights(int N, int M, std::vector<int> X, std::vector<int> Y,
                      std::vector<int> W) {
    long long ans=0,ans1=0;
    vector<int> v1(N+100,0);
    vector<int> v2(N+100,0);
    for(int i=0;i<M;i++){
        if(X[i]==1){
            v2[Y[i]+1]=W[i];
        }
        if(X[i]==0) {
            v1[Y[i]+1]=W[i];
        }
    }
    for(int i=1;i<v1.size();i++){
        v1[i]+=v1[i-1];
        v2[i]+=v2[i-1];
    }
    ans=v1.back();
    ans1=v2.back();
    long long mx=ans1;
    // for(int i=1;i<=6;i++) cout<<v2[i]<<endl;
    for(int i=1;i<v1.size();i++){
        mx=max(mx,v1[i]+(ans1-v2[i]));
    }
    return mx;
}

Compilation message (stderr)

fish.cpp: In function 'long long int max_weights(int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
fish.cpp:19:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   19 |     for(int i=1;i<v1.size();i++){
      |                 ~^~~~~~~~~~
fish.cpp:27:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |     for(int i=1;i<v1.size();i++){
      |                 ~^~~~~~~~~~
fish.cpp:8:15: warning: variable 'ans' set but not used [-Wunused-but-set-variable]
    8 |     long long ans=0,ans1=0;
      |               ^~~

• Subtask 1: 0 / 3
• Subtask 2: 0 / 6
• Subtask 3: 0 / 9
• Subtask 4: 0 / 14
• Subtask 5: 0 / 21
• Subtask 6: 0 / 17
• Subtask 7: 0 / 14
• Subtask 8: 0 / 16