UVa10035 小学生算数（Primary Arithmetic）

Posted 2020-10-09

 1 #include<cstdio>
 2 int main()
 3 {
 4     int a,b;
 5     while(scanf("%d%d",&a,&b)==2)
 6     {
 7         if(a==0 && b==0)    break;
 8         int c=0, ans=0;
 9         while(a!=0 || b!=0)
10         {
11             c = (a%10 + b%10 +c) > 9 ? 1:0;
12             ans += c;
13             a/=10; b/=10;
14         }
15         if(ans>1)  printf("%d carry operations.\\n",ans);
16         else if(ans==1)  printf("1 carry operation.\\n");
17         else     printf("No carry operation.\\n");
18     }
19     return 0;
20 }

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