hdu 4608 I-number 大整数

题目链接：http://acm.hdu.edu.cn/showproblem.php?pid=4608

 #include <cstdio>
 #include <cmath>
 #include <algorithm>
 #include <iostream>
 #include <cstring>
 #include <queue>
 #include <vector>
 #define maxn 105000
 using namespace std;

 int len;
 char a[maxn],b[maxn]; 

 int getsum(){
     int ans = ; //printf("%d\n",len);
     for(int i=;i<len;i++){
         ans += a[i] - '';
     }// printf("ans   %d\n",ans);
     return ans;
 }
 void add(int num){
     int incnt = ;
     int temp = a[] - ''  + num;   //printf("temp  %d\n",temp);

     if(temp > ){
         incnt = ;
         a[] = temp -  + '';  //printf("*** %c %d\n",a[0],temp);
     }
     else    a[] = temp + '';
     int cnt = ;
     while(incnt && cnt < len){
         temp = a[cnt] - '' + incnt;
         if(temp>){
             incnt = ;
             a[cnt] = temp -  + '';
         }
         else {incnt = ; a[cnt] = temp + '';}
         cnt++;
     }
     if(incnt && cnt == len){
         a[cnt] = '';
         len ++;
     }
 }

 int main()
 {
     //if(freopen("input.txt","r",stdin)== NULL)  {printf("Error\n"); exit(0);}

     int T;
     cin>>T;
     while(T--){

         int numzero = ;
         scanf("%s",b);

         while(b[numzero] == ''){
             numzero++;
         }

         int cnt = numzero;
         len = ;
         for(int i=;b[cnt]!='\0';i++) {a[i] = b[cnt++]; len++; }

         for(int i=;i<len/;i++){
             int temp = a[i];
             a[i] = a[len--i];
             a[len--i] = temp;
         }
         int sum = getsum()%;  //printf("%d %d\n",len,sum);
         if(sum == ) sum = ;
         int time = ;
         while(sum !=  && time < ){
             add(); //printf("%d %d\n",len,sum);
             sum = getsum()%;
             time++;
         }
         while(numzero--) printf("");
         for(int i=len-;i>=;i--) printf("%c",a[i]);
         printf("\n");
     }
 }