求帮忙注释一下  不
#include <stdio.h>
#include <stdlib.h>
int main()
{
    int a,b,c;
    a=1 ;
    while (a<=5)
    {
        c=1;
        while (c<=10)
        {
        b=1;
        while (b<=a)
        {
            printf("%d",c);
            b=b+1;
            c=c+1;
        }
        printf("\n");
            a=a+1;
        }
    }
}