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Submission #602628

# Submission time Handle Problem Language Result Execution time Memory
602628 2022-07-23T09:37:26 Z WongChun1234 Olympiads (BOI19_olympiads) C++14
44 / 100
 1907 ms 262144 KB 
#include<bits/stdc++.h>
using namespace std;
int n,m,k,a[7][550];
vector<int> srt,tmp;
void exh(int id,int curr,vector<int> &hv){
	if (curr==k){
		int ans=0;
		for (int i=1;i<=k;i++){
			int cmx=0;
			for (int j:hv) cmx=max(cmx,a[i][j]);
			ans+=cmx;
		}
		srt.push_back(ans);
		return;
	}
	for (int i=id+1;i<=n;i++){
		hv.push_back(i);
		exh(i,curr+1,hv);
		hv.pop_back();
	}
}
int main(){
	cin>>n>>k>>m;
	for (int i=1;i<=n;i++) for (int j=1;j<=k;j++) cin>>a[j][i];
	exh(0,0,tmp);
	nth_element(srt.begin(),srt.begin()+m-1,srt.end(),greater<int>());
	cout<<srt[m-1]<<"\n";
}

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 848 KB Output is correct
2 Correct 4 ms 848 KB Output is correct
3 Correct 4 ms 940 KB Output is correct
4 Correct 4 ms 976 KB Output is correct

Subtask #2
31.0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 202 ms 16772 KB Output is correct
2 Correct 229 ms 16800 KB Output is correct
3 Correct 256 ms 16844 KB Output is correct
4 Correct 233 ms 16948 KB Output is correct

Subtask #3
0 / 24.0

# Verdict Execution time Memory Grader output
1 Runtime error 1907 ms 262144 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #4
0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 848 KB Output is correct
2 Correct 4 ms 848 KB Output is correct
3 Correct 4 ms 940 KB Output is correct
4 Correct 4 ms 976 KB Output is correct
5 Correct 202 ms 16772 KB Output is correct
6 Correct 229 ms 16800 KB Output is correct
7 Correct 256 ms 16844 KB Output is correct
8 Correct 233 ms 16948 KB Output is correct
9 Runtime error 1907 ms 262144 KB Execution killed with signal 9
10 Halted 0 ms 0 KB -