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  1. #include <stdio.h>
  2.  
  3. int main() {
  4.   int c, bc, count, flag;
  5.   bc = 0;
  6.   flag = 0;
  7.   while ((c = getchar()) != -1 && c != '\n') {
  8.     flag = 1;
  9.     if(c != bc) {
  10.       if (count == 0) putchar(bc);
  11.       else printf("%c%d", bc, count + 1);
  12.       count = 0;
  13.     } else {
  14.       count++;
  15.     }
  16.     bc = c;
  17.   }
  18.   if (flag) {
  19.     if (count == 0) putchar(bc);
  20.     else printf("%c%d", bc, count + 1);
  21.   } else {
  22.     printf("0");
  23.   }
  24.   putchar('\n');
  25. }
  26. /* end */
  27.  
Runtime error #stdin #stdout 0s 2252KB
comments (?)
stdin 
aaaaaaaaaabbbbbbbbbbbbcccccccddddddddddeeeeeeefffffffffghiiiiiiiii
stdout 
a10b12c7d10e7f9ghi9
https://ideone.com/Y1oEsD
language:
C (gcc 8.3)
created:
10 years ago
visibility:
secret

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