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Submission #126995

# Submission time Handle Problem Language Result Execution time Memory
126995 2019-07-08T18:34:10 Z Lawliet Sure Bet (CEOI17_sure) C++14
0 / 100
 2 ms 256 KB 
#include <bits/stdc++.h>
 
#define MAX 1010
 
using namespace std;
 
int n;
 
float ans = -4000000.0;
 
float a[MAX];
float b[MAX];
 
int main()
{
	scanf("%d",&n);
 
	for(int g = 1 ; g <= n ; g++)
		scanf("%f %f",&a[g],&b[g]);
 
	sort(a + 1 , a + n + 1);
	sort(b + 1 , b + n + 1);
 
	float sumA, sumB;
 
	sumA = 0;
 
	for(int qtdA = 0 ; qtdA <= n ; qtdA++)
	{
		sumA += a[ n - qtdA + 1 ];
		sumB = 0;
 
		for(int qtdB = 0 ; qtdB <= n ; qtdB++)
		{
			if(qtdA == 0 && qtdB == 0) continue;

			sumB += b[ n - qtdB + 1 ];
 
			ans = max(ans , min(sumA , sumB) - qtdA - qtdB);
		}
	}
 
	printf("%.4f\n",ans);
}

Compilation message

sure.cpp: In function 'int main()':
sure.cpp:16:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
  ~~~~~^~~~~~~~~
sure.cpp:19:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%f %f",&a[g],&b[g]);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~

Subtask #1
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 40.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 40.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -