Rex .__. => YSITD: #include <stdio.h> int factorial(int a){ int b=1; while (a>1){ b=b*a; a=a-1; } return b; } int P(int a,int b){ if (a<b){ int temp = b; b=a; a = temp; } return factorial(a)/factorial(a-b); } int main(){ printf("%d", P(5,3)); return 0; } #59bbf5b7d3e45b2f10efc5e7

Rex .__. says to YSITD

#include <stdio.h> int factorial(int a){ int b=1; while (a>1){ b=b*a; a=a-1; } return b; } int P(int a,int b){ if (a<b){ int temp = b; b=a; a = temp; } return factorial(a)/factorial(a-b); } int main(){ printf("%d", P(5,3)); return 0; }

at Fri, Sep 15, 2017 11:45 PM