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  1. #include <stdio.h>
  2.  
  3. void printreverse(FILE *f) {
  4.     int n;
  5.     if (fscanf(f, "%d", &n) != 1) return;
  6.     printreverse(f); // recursive call
  7.     printf("%d", n);
  8. }
  9.  
  10. int main(void) {
  11. 	printreverse(stdin);
  12. 	return 0;
  13. }
  14.  
Success #stdin #stdout 0s 9424KB
comments ()
stdin
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1 2 3 4 5 6 7 -1000 8 9 10 42
stdout
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421098-10007654321
https://ideone.com/1jejpM
printreverse using the stack
language:
C (gcc 8.3)
created:
6 years ago
visibility:
secret

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