hdu 1002 A+B problem
#include<stdio.h>
#include<string.h>
#include<stdlib.h>
//#include<debug.h>
int main( )
{
//Debug();
char ch1[1010],ch2[1010];
int a[1010],b[1010],c[1010];
int N,k=0;
scanf("%d",&N);
while(N--)
{
scanf("%s%s",ch1,ch2);
k++;
int i,j,m=0,n=0,len1,len2,len,flag=0;
memset(a,0,sizeof(a));
memset(b,0,sizeof(b));
memset(c,0,sizeof(c));
len1=strlen(ch1);
len2=strlen(ch2);
for(i=len1-1;i>=0;i--)
a[m++]=ch1[i]-'0';
for(i=len2-1;i>=0;i--)
b[n++]=ch2[i]-'0';
len=len1>len2?len1:len2;
for(i=0;i<len;i++)
{
c[i]+=a[i]+b[i];
if(c[i]>9)
{
c[i+1]++;
c[i]=c[i]-10;
}
}
printf("Case %d:\n%s + %s = ",k,ch1,ch2);
if(c[len])
flag=1;
if(flag)
{
for(i=len;i>=0;i--)
printf("%d",c[i]);
}
else
{
for(i=len-1;i>=0;i--)
printf("%d",c[i]);
}
printf(N?"\n\n" :"\n");
}
return 0;
}
posted on 2011-04-15 01:50 more think, more gains 阅读(195) 评论(0) 收藏 举报
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