temp.cpp

//https://titech-is-cs115.github.io/lecture/assignments/lx00a
#include <iostream>
#include <map>
int out(int x)
{
    return int(x <= 0 || x > 3);
}
int main()
{
    for (int i = 0; i < 10; i++) {
        for (int j = 0; j < 10; j++) {
            for (int k = 0; k < 10; k++) {
                for (int l = 0; l < 10; l++) {
                    int m[11] = {};
                    m[1] = 2, m[2] = 1, m[3] = 2;
                    m[i]++, m[j]++, m[k]++, m[l]++;
                    if (m[1] == i && m[2] == j && m[3] == k) {
                        int cnt = 0;
                        cnt = out(i) + out(j) + out(k) + out(l);
                        if (cnt == l) {
                            std::cout << i << " " << j << " " << k << " " << l << std::endl;
                        }
                    }
                }
            }
        }
    }
}