1 solutions

  • 0
    @ 2025-11-5 18:35:18

    C++ :

    #include<bits/stdc++.h>
    using namespace std;
    int main(){
    	double x,sum=1,tx=1;
    	int i,n;
    	cin>>x>>n;
    	for(int i=1;i<=n;i++){
    		tx=tx*x;
    		sum+=tx;
    	}
    	printf("%.2lf\n",sum);
    } 
    
    • 1

    Information

    ID
    18940
    Time
    1000ms
    Memory
    128MiB
    Difficulty
    (None)
    Tags
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