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  1. #include<stdio.h>
  2.  
  3. int main()
  4. {
  5.  
  6.     int x;
  7.     int k = 2;
  8.     scanf("%d", &x);
  9.     printf("%d=", x);
  10.     int first = 1;
  11.     while(x != 1){
  12.  
  13.         while(x % k == 0){
  14.             x /= k;
  15.             printf("%d" , k);
  16.  
  17.         }
  18.  
  19.         k++;
  20.         if(x % k == 0 && !first){
  21.  
  22.             printf("*");
  23.         }
  24.         if(x % k == 0 && first){
  25.             first = 0;
  26.         }
  27.     }
  28.  
  29.     return 0;
  30. }
  31.  
Success #stdin #stdout 0s 4296KB
comments (?)
stdin 
161
stdout 
161=7*23
https://ideone.com/y0m0Z5
language:
C (gcc 8.3)
created:
5 years ago
visibility:
public

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