UVA 913 - Joana and the Odd Numbers
Problem PDF
Solution:
#include
int main()
{
long long n;
while (scanf("%lld",&n)==1)
printf("%lld\n",((n*(n+2))/2)*3-6);
return 0;
}
#include
int main()
{
long long n;
while (scanf("%lld",&n)==1)
printf("%lld\n",((n*(n+2))/2)*3-6);
return 0;
}
