Submission #661145

#	Time	Username	Problem	Language	Result	Execution time	Memory
661145		activedeltorre	Fireworks (APIO16_fireworks)	C++14	7 / 100	1 ms	300 KiB

fireworks

#include <iostream>
#include <algorithm>
#include <vector>
#include <map>

using namespace std;
vector<int>vec;
int main()
{
    long long val,n,i,j,k,x,m;
    cin>>n>>m;
    for(i=1;i<=m;i++)
    {
        cin>>x>>val;
        vec.push_back(val);
    }
    sort(vec.begin(),vec.end());
    long long mij=vec[m/2];
    long long suma=0;
    for(i=0;i<vec.size();i++)
    {
        suma=suma+max(mij-vec[i],vec[i]-mij);
    }
    cout<<suma;
    return 0;
}

Compilation message (stderr)

fireworks.cpp: In function 'int main()':
fireworks.cpp:20:14: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |     for(i=0;i<vec.size();i++)
      |             ~^~~~~~~~~~~
fireworks.cpp:10:23: warning: unused variable 'j' [-Wunused-variable]
   10 |     long long val,n,i,j,k,x,m;
      |                       ^
fireworks.cpp:10:25: warning: unused variable 'k' [-Wunused-variable]
   10 |     long long val,n,i,j,k,x,m;
      |                         ^

• Subtask 1: 7 / 7
• Subtask 2: 0 / 19
• Subtask 3: 0 / 29
• Subtask 4: 0 / 45