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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	// your code goes here
  5. int i,n,a,sum=0,b,j;
  6.  scanf("%d",&a);
  7.  scanf("%d",&n);
  8.  for(i=1;i<=n;i++){
  9.   b=1;
  10.   for(j=1; j<=i; j++){
  11.   b=b*a;}
  12.   sum=sum+b;}
  13.  printf("%d",sum);
  14.  
  15. return 0;
  16. }
  17.  
  18.  
Success #stdin #stdout 0s 5312KB
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stdin
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stdout
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https://ideone.com/0OBurb
language:
C (gcc 8.3)
created:
6 days ago
visibility:
public

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