제출 #200983

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
200983	2020-02-09 02:37:44	model_code	Zapina (COCI20_zapina)	C++17	55 / 110	70 ms	892 KiB

zapina

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#include <bits/stdc++.h>
using namespace std;
#define TRACE(x) cerr << #x << " = " << x << endl
#define _ << " _ " <<
typedef long long ll;
const int MOD = 1e9 + 7;
int add(int a, int b) { return (a + b) % MOD; }
int mul(int a, int b) { return (ll)a * b % MOD; }
int pow(int a, int b) {
    int r = 1;
    for (; b; b >>= 1) {
        if (b & 1) r = mul(r, a);
        a = mul(a, a);
    }
    return r;
}
  
const int MAXN = 510;
int n, choose[MAXN][MAXN];
int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    cin >> n;
 
 
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