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OI-codes/Luogu/P2089/P2089.cpp

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2020-10-19 13:44:47 +00:00
#include <bits/stdc++.h>
using namespace std;
int main() {
int x, ans = 0;
cin >> x;
for (int a = 1; a <= 3; a++) {
for (int b = 1; b <= 3; b++) {
for (int c = 1; c <= 3; c++) {
for (int d = 1; d <= 3; d++) {
for (int e = 1; e <= 3; e++) {
for (int f = 1; f <= 3; f++) {
for (int g = 1; g <= 3; g++) {
for (int h = 1; h <= 3; h++) {
for (int i = 1; i <= 3; i++) {
for (int j = 1; j <= 3; j++) {
if (a + b + c + d + e + f + g + h + i + j == x) {
ans++;
}
}
}
}
}
}
}
}
}
}
}
cout << ans << endl;
for (int a = 1; a <= 3; a++) {
for (int b = 1; b <= 3; b++) {
for (int c = 1; c <= 3; c++) {
for (int d = 1; d <= 3; d++) {
for (int e = 1; e <= 3; e++) {
for (int f = 1; f <= 3; f++) {
for (int g = 1; g <= 3; g++) {
for (int h = 1; h <= 3; h++) {
for (int i = 1; i <= 3; i++) {
for (int j = 1; j <= 3; j++) {
if (a + b + c + d + e + f + g + h + i + j == x) {
cout << a << ' ' << b << ' ' << c << ' '
<< d << ' ' << e << ' ' << f << ' '
<< g << ' ' << h << ' ' << i << ' '
<< j << endl;
}
}
}
}
}
}
}
}
}
}
}
return 0;
}