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  1. #include <stdio.h>
  2. #include <math.h>
  3. #include <stdbool.h>
  4. #define ll long long
  5.  
  6. ll t, n;
  7.  
  8. ll summ(ll x) {
  9.   ll s = 0;
  10.   while (x > 0) {
  11.     s += x % 10;
  12.     x /= 10;
  13.   }
  14.   return s;
  15. }
  16.  
  17. ll doo(ll x) {
  18.   ll s = 0;
  19.   for (ll i = 2; i * i <= x; i++) {
  20.     while(x % i == 0) {
  21.        x /= i;
  22.        s += summ(i);
  23.     }
  24.   }
  25.   if (x > 1) s += summ(x);
  26.   return s;
  27. }
  28.  
  29.  
  30. int main() {
  31.  
  32.   scanf("%lld", &t);
  33.   while (t--) {
  34.     scanf("%lld", &n);
  35.     if (doo(n) == summ(n)) printf("1");
  36.     else printf("0");
  37.     printf("\n");
  38.  
  39.   }
  40.  
  41.   return 0;
  42. }
Success #stdin #stdout 0s 5320KB
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https://ideone.com/9nMms7
language:
C (gcc 8.3)
created:
6 days ago
visibility:
public

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