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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. // your code goes here
  5. int a,n,i,data[10],m,sum=0;
  6. scanf("%d",&a);
  7. scanf("%d",&n);
  8. for(i=1;i<=n;i++){
  9. data[m]=i*a;
  10.  
  11. sum=sum+data[i];
  12. }
  13. printf("%d",&sum);
  14. return 0;
  15. }
  16.  
Success #stdin #stdout 0.01s 5280KB
stdin
2
5
stdout
-460208500