zoukankan      html  css  js  c++  java
  • UVA10106

    题目链接:

    使用两个char字符串来保存输入,然后进行对字符串进行反转,操作的时候就会方便一些。直接把计算的结果保存得另外一个int型数组中。具体看代码:

    #include<iostream>
    #include<cstdio>
    #include<cstring>
    #include<string.h>
    using namespace std;
    char number1[255];
    char number2[255];
    int answer[515];
    void reverseNumber(char*);
    int main()
    {
        while(gets(number1)!=NULL&&gets(number2) != NULL)
        {
            memset(answer,0,sizeof(answer));
            reverseNumber(number1);
            reverseNumber(number2);
            int length1=strlen(number1);
            int length2=strlen(number2);
            int answerLength=length1+length2;
    
            int i,j,carryBit=0;
    
            for(i=0;i<length1;i++)
            {
                for(j=0;j<length2;j++)
                {
                    carryBit=answer[i+j]+(number1[i]-'0')*(number2[j]-'0');
                    answer[i+j]=carryBit%10;
                    answer[i+j+1]+=carryBit/10;
                }
            }
            int flag=1;
            for(int index=answerLength;index>=1;index--)
                if(flag)
                {
                    if(answer[index])
                    {
                        cout<<answer[index];
                        flag=0;
                    }
                }
                else
                    cout<<answer[index];
            cout<<answer[0]<<endl;
        }
        return 0;
    }
    /**
        reverse the string
    **/
    void reverseNumber(char* number)
    {
        int length=strlen(number);
        for(int i=0,j=length-1;i<j;i++,j--)
        {
            char temp=number[i];
            number[i]=number[j];
            number[j]=temp;
        }
    }


  • 相关阅读:
    Python 对象的绑定方法
    Python 类的属性
    Python 对象与类
    Python 面向对象
    Python Subprocess模块
    Python Hashlib模块
    Python Configparser模块
    Python XML模块
    Python Re模块
    Gridview中Datakeys 通过主键取得各列的值。(转)
  • 原文地址:https://www.cnblogs.com/bbsno1/p/3263224.html
Copyright © 2011-2022 走看看