Exercise about changes of variables in C

 Exercise about changes of variables in C

 

 

 

 

 

原始碼

#include <stdio.h>

int main() {

    int i,j,a,b;

    a=0;

    b=0;

    i=1;

    j=1;

    printf("enter the number per row: ");

    scanf("%d",&a);

    printf("enter the last number: ");

    scanf("%d",&b);

    for (i;i<=b;i=i+1){

        for (j;j<=a;j++){

            printf("%d ",i);

            i=i+1;

            if (i>b){

                j=a+1;

            }

        }

        printf("\n");

        j=1;

        i=i-1;

    }

    return 0;

}