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  1. #include <stdio.h>
  2. int main() {
  3. int s,h,m;
  4. scanf("%d",&s);
  5. h=s/3600; m=(s%3600)/60; s=s%60;
  6. printf("%d:%d:%d",h,m,s);
  7. return 0;
  8. }
  9.  
Success #stdin #stdout 0s 5320KB
stdin
64
stdout
0:1:4