C++ program to find LCM and HCF of given 3 numbers

#include<iostream.h> #include<conio.h> void lcm(int, int, int); void hcf(int, int, int); void main() { char choice; do { int a,b,c; clrscr(); cin>>a>>b>>c; lcm(a,b,c); hcf(a,b,c); cout<<"\n\nDO YOU WANT TO REPEATTHE PROGRAM?(Y/N): "; cin>>choice; }while(choice=='Y'||choice=='y'); } void lcm(int x,int y, int z) { long max,lcom, count, flag=0; if(x>=y&&x>=z) max=x; else if(y>=x&&y>=z) max=y; else if(z>=x&&z>=y) max=z; for(count=1;flag==0;count++) { lcom=max*count; if(lcom%x==0 && lcom%y==0 && lcom%z==0) { flag=1; cout<<"\nTHE LCM OF "<<x<<","<<y<<","<<z<<" IS "<<lcom; } } } void hcf(int p, int q, int r) { int gcf=1,flag=0, count; for(count=1; flag==0;count++) { if(p%count==0&&q%count==0&&r%count==0) gcf=count; if(count>p&&count>q&&count>r) { flag=1; cout<<"\nTHE GCF OF "<<p<<","<<q<<","<<r<<" IS "<<gcf; } } }

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