grid.c

C.Game.Programming.For.Dummies.原码

#include <stdio.h>

void main()
{
    int a,b,r1,r2,r3,c1,c2,c3;
    int array[3][3] = {
         1, 8, 6,
         5, 3, 7,
         9, 4, 2
        };


    puts("Presenting the Magic Square:\n");

    for(a=0;a<3;a++)
    {
        for(b=0;b<3;b++)
        {
            printf("%i\t",array[a][b]);
        }
        printf("\n");
    }

    r1 = array[0][0] + array[0][1] + array[0][2];
    r2 = array[1][0] + array[1][1] + array[1][2];
    r3 = array[2][0] + array[2][1] + array[2][2];
    c1 = array[0][0] + array[1][0] + array[2][0];
    c2 = array[0][1] + array[1][1] + array[2][1];
    c3 = array[0][2] + array[1][2] + array[2][2];

    printf("\nSum for row 1 is %i.\n",r1);
    printf("Sum for row 2 is %i.\n",r2);
    printf("Sum for row 3 is %i.\n",r3);
    printf("Sum for column 1 is %i.\n",c1);
    printf("Sum for column 2 is %i.\n",c2);
    printf("Sum for column 3 is %i.\n",c3);
}