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  1. #include <stdio.h>
  2. int main() {
  3. int a,b,t;
  4. scanf("%d%d", &a, &b);
  5. t=a; a=b; b=t;
  6. printf("%d %d", a, b);
  7. return 0;
  8. }
  9.  
Success #stdin #stdout 0.01s 5320KB
stdin
4 8
stdout
8 4