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  1. #include<stdio.h>
  2. #include<stdlib.h>
  3.  
  4. int main(){
  5. long long a,b,c;
  6. scanf("%llu %llu %llu",&a,&b,&c);
  7. (a+b+c < -1) ? printf("Yes") : printf("No");
  8. return 0;
  9. }
Success #stdin #stdout 0s 5288KB
stdin
1 1 1
stdout
No