Submission #833782

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
833782	2023-08-22 08:37:06	rainboy	Discharging (NOI20_discharging)	C11	100 / 100	100 ms	18364 KiB

Discharging

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#include <stdio.h>
#define N 1000000
typedef long double ld;
int min(int a, int b) { return a < b ? a : b; }
int ii[N]; long long dp[N + 1];
ld cross(int i, int j, int k) {
  return (ld) (ii[j] - ii[i]) * (dp[k] - dp[i]) - (ld) (ii[k] - ii[i]) * (dp[j] - dp[i]);
}
long long eval(int i, int a) {
  return dp[i] - (long long) ii[i] * a;
}
int main() {
  static int aa[N], qu[N];
  int n, n_, cnt, h, i, i_, a;
  scanf("%d", &n);
  for (i = 0; i < n; i++)
    scanf("%d", &aa[i]);
  n_ = 0;
  for (i = 0, i_ = -1; i < n; i++)
    if (i_ == -1 || aa[i_] < aa[i])
      ii[n_++] = i, i_ = i;
  cnt = 0;
 
 
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Compilation message (stderr)

Discharging.c: In function 'main':
Discharging.c:23:2: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   23 |  scanf("%d", &n);
      |  ^~~~~~~~~~~~~~~
Discharging.c:25:3: warning: ignoring return value of 'scanf' declared with attribute 'warn_unused_result' [-Wunused-result]
   25 |   scanf("%d", &aa[i]);
      |   ^~~~~~~~~~~~~~~~~~~

• Subtask 1: 9 / 9
• Subtask 2: 13 / 13
• Subtask 3: 25 / 25
• Subtask 4: 11 / 11
• Subtask 5: 14 / 14
• Subtask 6: 28 / 28