Submission #3418440


Source Code Expand

#include<iostream>
#include<vector>
#include<string>
#include<array>
#include<cmath>
#include<algorithm>
#include<map>
#include<set>
#include<queue>
#include<numeric>
#include<iomanip>
#include<utility>
#include<cstdlib>
#include<typeinfo>
#define int long long int

using namespace std;
#define INF 1000000005

signed main()
{

std::string str;
std::cin >> str;
int l = str.length();
int num[4];
for(int i = 0; i < 4; i++){
    num[i] = (int)(str[i] - '0');
}
int flag = 0;
int count = 0;
while(count < 8){
    int temp = num[0];
    for(int i = 0; i < 3; i++){
        if(count & (1 << i)){
            temp += num[i + 1];
        } else {
            temp -= num[i + 1];
        }
    }
    if(temp == 7){
        flag = 1;
        break;
    }
    count++;
}
std::cout << num[0];
for(int i = 0; i < 3; i++){
    if(count & (1 << i)){
        std::cout << '+';
    } else {
        std::cout << '-';
    }
    std::cout << num[i + 1];
}
std::cout << "=7" << std::endl;

return 0;
}

Submission Info

Submission Time
Task C - Train Ticket
User noppocpp
Language C++14 (GCC 5.4.1)
Score 300
Code Size 1042 Byte
Status AC
Exec Time 2 ms
Memory 384 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 300 / 300
Status
AC × 3
AC × 19
Set Name Test Cases
Sample sample_01.txt, sample_02.txt, sample_03.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, sample_01.txt, sample_02.txt, sample_03.txt
Case Name Status Exec Time Memory
01.txt AC 1 ms 256 KB
02.txt AC 1 ms 256 KB
03.txt AC 1 ms 256 KB
04.txt AC 1 ms 256 KB
05.txt AC 1 ms 256 KB
06.txt AC 1 ms 256 KB
07.txt AC 1 ms 256 KB
08.txt AC 1 ms 256 KB
09.txt AC 1 ms 256 KB
10.txt AC 1 ms 256 KB
11.txt AC 1 ms 256 KB
12.txt AC 1 ms 256 KB
13.txt AC 1 ms 256 KB
14.txt AC 1 ms 256 KB
15.txt AC 2 ms 384 KB
16.txt AC 1 ms 256 KB
sample_01.txt AC 1 ms 256 KB
sample_02.txt AC 1 ms 256 KB
sample_03.txt AC 1 ms 256 KB