Blue Bridge strings into training algorithm ALGO-233

Problem Description

　　Two input string, the outputs into one string.

Input Format

　　Two input strings

Output Format

　　The combined output string

Sample input

Example of entering a subject requirements are met.
The Hello

World

Sample Output

HelloWorld

Amount, for this question, I just want to slowly play a question mark?

#include <algorithm>
#include <iostream>
#include <cstring>
#include <cstdio>
#include <vector>
#include <cmath>
#include <queue>
#include <deque>
#include <cmath>
#include <map>

using namespace std;
typedef long long ll;

#define INF 0x7fffffff
const double inf=1e20;
const int maxn=1000+10;
const int mod=1e7;
const double pi=acos(-1);

char a[maxn],b[maxn];

int main () {
    scanf("%s%s",a,b);
    printf("%s%s\n",a,b);
    return 0;
}