Contents

题目:
输入n代表个数,将他们排列成一排使组合出来的数最大
例如:
2
121 12

12121

//a + b > b + a ? a + b : b + a;

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
#include <iostream>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <algorithm>
#include <vector>
#include <string>

using namespace std;

int main()
{

int n;
string strs[3];

scanf("%d", &n);

for(int i = 0; i < n; i++){
cin >> strs[i];
}

sort(strs, strs + n);

string result;

for(int i = 0; i < n - 1; i++){
result = strs[i] + strs[i + 1] > strs[i + 1] + strs[i] ?
strs[i] + strs[i + 1] :
strs[i + 1] + strs[i + 1];
if(i == n - 2)
break;
}

cout << result;

return 0;
}
Contents