求整数位数与各位数和，oj显示错误

Question

#include<stdio.h>
int main()
{    int repeat,i,num=0,sum=0,j;
    char c[999];
    scanf("%d",&repeat);
    getchar();
    gets(c);
    for(j=0;repeat>0;j++)
        {if(c[j]>='0'&&c[j]<='9')
            {num++;
            sum=sum+(c[j]-'0');
            }
        if(c[j]==' '||c[j]=='\0')
        {printf("number=%d,sum=%d.\n",num,sum);
        repeat--;
        num=0;sum=0;
        }
        }        
    return 0;
}

Answer 1