百度云密码

题目链接：http://henummc.top/problem.php?cid=1001&pid=9

#include<bits/stdc++.h>
#include<iostream>
#include<stdlib.h>
using namespace std;
char s1[405], s2[405];
int a[405],b[405];
int len = 0;
void set1(char s[])
{
    int slen = strlen(s);
    int index = slen;
    for(int i = 0;i < slen; i++)
    {
         if(s[i] == '.')
         index = i;
    }
 
    int j = 0;
    for(int i = index - 1; i >= 0; i--)
    {
        a[j] += s[i] - '0';
        j++;
    }
    j = 0;
    for(int i = index + 1; i < slen; i++)
    {
        b[j] += s[i] - '0';
        j++;
    }
}
 
 
 
void calculate()
{
    int x1=0, x2=0;
    int k = 0;
    bool flag  = 1;
    for(int i = 200; i >= 0; i--)
    {
        b[i] += k;
        k = b[i]/10;
        b[i] %= 10;
        if(b[i] != 0 && flag)
        {
            x2 = i;
            flag  = 0;
        }
    }
    for(int i = 0; i < 200; i++)
    {
        a[i] += k;
        k = a[i]/10;
        a[i] %= 10;
        if(a[i] != 0)
            x1 = i;
    }
    int j = 0;
    for(int i = x2;i >=0; i--)
    {
        a[j] += b[i];
        j++;
    }
    k = 0;
    for(int i = 0; i < 200; i++)
    {
        a[i] += k;
        k = a[i]/10;
        a[i] %= 10;
        if(a[i] != 0)
            x1 = i;
    }
    for(int i = x1; i >= 0; i--)
    {
        cout << a[i];
    }
    cout << endl;
 
 
}
int main (){
 
    memset(a,0,sizeof(a));
    memset(b,0,sizeof(b));
    cin >> s1;
    cin >> s2;
    set1(s1);
    set1(s2);
    calculate();
 
}