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哪位高手帮忙看下,数据都通过了,就是WA#include <iostream>
#include <cstring>
using namespace std;
void swap1(char a[]);
int main() {
int N;
char sums[82];
while(scanf ("%d",&N)!=EOF)
{
for(int ii=1;ii<=N;ii++)
{
char first[81],second[81];
char len;
char sum[82];
memset(sum, 0, sizeof(sum));
sum[0]='0';
scanf("%s %s",&first,&second);
if(strlen(first)>strlen(second))
len=strlen(first);
else
len=strlen(second);
swap1(first);
swap1(second);
for(char i=0;i<len;i++)
{
if(first[i]!='0'&&first[i]!='1')
first[i]='0';
if(second[i]!='0'&&second[i]!='1')
second[i]='0';
if(sum[i]!='1')
sum[i]='0';
sum[i]+=first[i]+second[i]-'0'-'0';
if(sum[i]>='2')
{
sum[i]-=2;
sum[i+1]='1';
}
if(i==len-1)
if(sum[i+1]=='1')
sum[i+2]='\0';
else
sum[i+1]='\0';
}
swap1(sum);
int k=0,l=strlen(sum);
for(int j=0;j<strlen(sum);j++)
{
if(sum[j]=='1'){l=j;break;}
}
for(int dd=l;dd<strlen(sum);dd++)
{
sums[k]=sum[dd];
k++;
}
sums[k]='\0';
if(sums[0]=='\0')
printf("%d 0\n",ii);
else
printf("%d %s\n",ii,sums);
}
}
return 0;
}
void swap1(char a[])
{
char len,temp;
len=strlen(a);
for(char i=0;i<len;i++)
{
if(i==len-i-1||i==len-i)
break;
temp=a[i];
a[i]=a[len-i-1];
a[len-i-1]=temp;
}
}
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