Submission #123900

#	Time	Username	Problem	Language	Result	Execution time	Memory
123900		naderjemel	Fireworks (APIO16_fireworks)	C++17	7 / 100	2 ms	376 KiB

fireworks

#include <bits/stdc++.h>
using namespace std;
#define fi first
#define se second
#define pb push_back
#define mp make_pair
typedef long long ll;
typedef vector<int> vi;
typedef pair<int,int> ii;
typedef vector<pair<int,int> > vii;

int main(){
	int n,m; scanf("%d%d",&n,&m);
	vi bs;
	for(int i=0;i<m+n-1;i++){
		int a,b; scanf("%d%d",&a,&b);
		bs.pb(b);
	}
	sort(bs.begin(),bs.end());
	int md=bs[m/2];
	ll rs=0;
	for(int i=0;i<m+n-1;i++){
		rs+=abs((ll)md-(ll)bs[i]);
	}
	printf("%lld\n",rs);
	return 0;
}

Compilation message (stderr)

fireworks.cpp: In function 'int main()':
fireworks.cpp:13:16: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  int n,m; scanf("%d%d",&n,&m);
           ~~~~~^~~~~~~~~~~~~~
fireworks.cpp:16:17: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   int a,b; scanf("%d%d",&a,&b);
            ~~~~~^~~~~~~~~~~~~~

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