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  1. #include <stdio.h>
  2.  
  3. int main()
  4. {
  5.     int n, cnt = 0, i, d, dd;
  6.     printf("n = ");
  7.     scanf("%d", &n);
  8.     for (i = 1; i <= n; ++i) {
  9.         d = i;
  10.         while (d) {
  11.             dd = d % 10;
  12.             if (dd == 3 || dd == 5) {
  13.                 dd = -1;
  14.                 break;
  15.             }
  16.             d /= 10;
  17.         }
  18.         if (dd >= 0) {
  19.             cnt++;
  20.         }
  21.     }
  22.     printf("%d\n", cnt);
  23.     return 0;
  24. }
Success #stdin #stdout 0.01s 1724KB
comments (?)
stdin
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40
stdout
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n = 24
https://ideone.com/rHZgCL
language:
C (gcc 8.3)
created:
13 years ago
visibility:
secret

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