Alice and Bob 还没写完

2
100 1000
100 110

100
10

#include<stdio.h>
#include<string.h>
#include<stdlib.h>
void mult(int p[],int *len1)
{
    int i;
    for(i=0;i<*len1;i++)
    {
        p[i]*=2;
        p[i+1]+=p[i]/10;
        p[i]%=10;
        printf("p[%d]=%d\n",i,p[i]);
    }
    if(p[i])
       (*len1)++;
}

void add(int p[],int q[],int *len1)
{
    int i;
    for(i=0;i<*len1;i++)
    {
        p[i]+=q[i];
        if(p[i]>9)
        {
            p[i]-=10;
            p[i+1]++;
        }
    }
    if(p[i])
       (*len1)++;
}

int main() //transfer binary to dimcal ,convey double"长度，十进制的数组"
{
    freopen("a.txt","r",stdin);
    int n,i,j;
    char str1[1001];
    char str2[1001];
    int num_a[1000];
    int num_b[1000];
    int num_c[1000];      //两次出始化
    int len1,len2;
   
    scanf("%d",&n);
   
    while(n--)
    {
        scanf("%s",str1);
        scanf("%s",str2);

        len2=len1=1;
        memset(num_a,0,sizeof(num_a));
        memset(num_b,0,sizeof(num_b));
        memset(num_c,0,sizeof(num_c));
       
        for(i=0;str1[i]!=‘\0‘;i++)
        {
            num_c[0]=str1[i]-‘0‘;
            mult(num_a,&len1);          //乘2
            add(num_a,num_c,&len1);
        }
        for(i=0;str2[i]!=‘\0‘;i++)
            num_a[i]=str2[i]-‘0‘;
    }
    return 0;
}