oj.uz

Submission #23191

# Submission time Handle Problem Language Result Execution time Memory
23191 2017-05-04T11:42:17 Z model_code Akcija (COCI15_akcija) C++11
80 / 80
 23 ms 1504 KB 
#include <cstdio>
#include <algorithm>
using namespace std;

#define MAXN 100000
typedef long long llint;

int C[MAXN];

bool cmp(int a, int b) {
  return a > b;
}

int main(void) {
  int n; scanf ("%d", &n);
  for (int i = 0; i < n; i++) {
    scanf ("%d", &C[i]);
  }

  sort(C, C+n, cmp);

  llint sol = 0;
  for (int i = 0; i < n; i++) {
    if (i % 3 == 2) {
      continue;
    }
    sol += C[i];
  }

  printf ("%lld\n", sol);

  return 0;
}

Compilation message

akcija.cpp: In function 'int main()':
akcija.cpp:15:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   int n; scanf ("%d", &n);
                          ^
akcija.cpp:17:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf ("%d", &C[i]);
                        ^

Subtask #1
80.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1504 KB Output is correct
2 Correct 0 ms 1504 KB Output is correct
3 Correct 0 ms 1504 KB Output is correct
4 Correct 0 ms 1504 KB Output is correct
5 Correct 0 ms 1504 KB Output is correct
6 Correct 16 ms 1504 KB Output is correct
7 Correct 13 ms 1504 KB Output is correct
8 Correct 13 ms 1504 KB Output is correct
9 Correct 23 ms 1504 KB Output is correct
10 Correct 23 ms 1504 KB Output is correct