LCM: Least common multiple , its a number which is closer to certain with having quality of being least common multiple for certain numbers.
E.g LCM of 2 and 6 is 6, The common multiple of 2,6 also include 12 but least one is 6.
CODE:
#include<stdio.h> int main() { int i,l,f,x,y; //Taking two number e.g 2,6
printf("Enter two numbers: "); printf("\n1- "); scanf("%d",&x); printf("\n2- "); scanf("%d",&y); f=x*y; //Greatest possible number if (x<y) i=x; else i=y; for (i;i<=f;i++) { if (i%x==0&&i%y==0) { l=i; break; } } printf("Lcm of %d and %d is %d",x,y,l); getchar(); return 0; }