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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. int a=0,b,x;
  5. printf("a=2 ");
  6. x=-b/a;
  7. if(b==0) printf("thì pt có vsn");
  8. else printf ("thì pt vn");
  9. return 0;
  10. }
Success #stdin #stdout 0.01s 5528KB
stdin
2
stdout
a=2 thì pt có vsn