#include <iostream>
#include <cmath>
using namespace std;
int main() {
int number;
double x;
cin>>x>>number;
double value;
double partial_amount=0;
int n=1;
while(n<=number){
value=(cos((n*x))-cos(((n+1)*x)))/n;
cout<<value<<" ";
partial_amount+=value;
n++;
}
cout<<endl;
cout<<partial_amount;
return 0;
}
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