Submission #301233

#	Time	Username	Problem	Language	Result	Execution time	Memory
301233		eagle30	Arranging Shoes (IOI19_shoes)	C++14	45 / 100	47 ms	3200 KiB

shoes

#include "shoes.h"
#include<bits/stdc++.h>
using namespace std;
long long count_swaps(vector<int> s) {
    long long d=0, tot=0;
    for(int i=0; i<s.size(); i++){
        if(s[i]<0){
            tot+=abs(i-d);
            d+=2;
        }
    }
    return tot;
}

Compilation message (stderr)

shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:6:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    6 |     for(int i=0; i<s.size(); i++){
      |                  ~^~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 0 / 20
• Subtask 3: 20 / 20
• Subtask 4: 15 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 15