20141014_KUAS_VisualC++_Exam04

/************************************/
/** 20141014 Exam 04               **/
/** Maker  : Yan                   **/
/** E-Mail : ssas1115577@gmail.com **/
/** Date   : 2014/10/14 am.11:40   **/
/************************************/

#include <stdio.h>
#include <stdlib.h>

int main(int argc, char const *argv[])
{
    FILE *finptr;
    finptr = fopen("input.txt", "r");
    FILE *foutptr;
    foutptr = fopen("output.txt", "w");

    int a = 0, b = 0, c = 0;
    while(!feof(finptr)
    {
        fscanf(finptr, "%d %d %d\n", &a, &b, &c);
        int max = 0, min = 0;
        if(a > b)
        {
            max = a;
            if(b > c)
                min = c;
            else if(b < c)
                min = b;
        }
        else if(a < b)
        {
            max = b;
            if(a > c)
                min = c;
            else if(a < c)
                min = a;
        }

        //Get [Greatest Common Divisor(G.C.D.)] and print out
        for(int i = min; i > 0; i--)
        {
            if((a % i == 0) && (b % i == 0) && (c % i == 0))
            {
                fprintf(foutptr, "G.C.D. = %2d.\n", i);
                break;
            }
        }

        //Get [Least Commom Multiple(L.C.M)] and print out
        for(int i = max; ; i++)
        {
            if((i % a == 0) && (i % b == 0) && (i % c == 0))
            {
                fprintf(foutptr, "L.C.M = %2d.\n", i);
                break;
            }
        }
    }

    fclose(finptr);
    fclose(foutptr);
    return 0;
}