UVA 10219 - Find the ways !

UVA Sep 01, 2020

Problem PDF

Solution:

#include 
#include 
int main()
{
    long long n, r,i;
    long double res;
    while(scanf("%lld %lld",&n,&r)==2)
    {
        res = 0;
        for(i=n;i>n-r;i--)
            res+=log10(i);
        for(i=1;i<=r;i++)
            res-=log10(i);
        printf("%d\n",(int)floor(res)+1);
    }
    return 0;
}
https://github.com/Shipu/OnlineJudgeProblemSolutionWithCPlusPlus/tree/master/uva/10219/10219.cpp

Tags

Shipu Ahamed

CSPO® | Partly Product, Project Manager and Partly Software Engineer.

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