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  1.   #include <stdio.h> 
  2.     #include <string.h>
  3.     int main(void) { 
  4.         char tt[20] = "0123456789";
  5.         strcat(tt + 2, "987");
  6.         printf("%d\n", strlen(tt) - tt[5] + '0');
  7.         return 0; 
  8.     }
Success #stdin #stdout 0.01s 5288KB
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5
stdout
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8
https://ideone.com/G4RcLQ
language:
C++14 (clang 8.0)
created:
11 days ago
visibility:
public

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