| # | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
|---|---|---|---|---|---|---|---|
| 1332904 | AhmadAlhussain | BOI Acronym (BOI25_boi) | C++20 | 1095 ms | 14324 KiB |
#include<bits/stdc++.h>
using namespace std;
const int N=2005,MXN=1e6+5;
int n;
int m[N][N];
bool check(vector<char> &s) {
int cnt[3]={};
for(int j=s.size()-1;j>=0;j--) {
cnt[s[j]-'B']++;
if(*max_element(cnt,cnt+3)!=m[j][s.size()-1]) {
return false;
}
}
if(s.size()==n) {
if(!(cnt[0]>cnt[1]&&cnt[0]>cnt[2])) {
return false;
}
for(int i=0;i<n;i++) {
if(s[i]=='B') {
cout<<i+1<<' ';
}
}
exit(0);
}
return true;
}
void rec(vector<char> &s) {
for(char i='B';i<='D';i++) {
s.push_back(i);
if(check(s)) {
rec(s);
}
s.pop_back();
}
}
signed main() {
cin>>n;
for(int i=0;i<n;i++) {
for(int j=i;j<n;j++) {
cin>>m[i][j];
}
}
vector<char> s;
rec(s);
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