字串功底之 hdu 1002

#include<stdio.h>#include<string.h>int main(){char a[1001];char b[1001];int T;int i,n,m,j,s;int count=0;scanf("%d",&T);while(T--){int c[1100]={0};int d[1100]={0};int e[1100]={0};scanf("%s%s",a,b);n=strlen(a);m=strlen(b);for(i=0;i<n;i++)c[i]=a[n-i-1]-'0';for(i=0;i<m;i++)d[i]=b[m-i-1]-'0';int x=0;for(i=0;i<1090;i++){s=c[i]+d[i]+x;e[i]=s%10;x=s/10;}count++;printf("Case %d:\n",count);printf("%s + %s = ",a,b);for(i=1089;i>0;i--)if(e[i])break;for(j=i;j>=0;j--)printf("%d",e[j]);printf("\n");if(T)printf("\n");}return 0;}