oj.uz

답안 #250770

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
250770 2020-07-19T05:59:47 Z dvdg6566 Mobitel (COCI19_mobitel) C++14
13 / 130
 373 ms 47444 KB 
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef vector<ll> vi;
typedef pair<ll,ll> pi;
typedef vector<pi> vpi;
typedef double ld;
#define pb emplace_back
#define mp make_pair
#define lb lower_bound
#define ub upper_bound
#define ALL(x) x.begin(), x.end() 
#define SZ(x) (ll)x.size()
#define f first
#define s second
const ll MAXN=310;
const ll MAXK=1000001;
const ll INF = 1e13;
const ll MOD = 1e9+7;

vi V;
ll R,C,N;
ll A[MAXN][MAXN];
ll mx[MAXK];
ll dp[MAXN][2][2010];

inline int ask(int x){
	if(x>=N)return SZ(V)-1;
	return mx[x];
}

int main(){
	ios_base::sync_with_stdio(0);cin.tie(0);
	cin>>R>>C>>N;
	for(int i=0;i<R;++i)for(int j=0;j<C;++j)cin>>A[i][j];

	for(int i=1;i<=N;++i)V.pb(N/i);
	sort(ALL(V));
	V.resize(unique(ALL(V))-V.begin());
	memset(mx,-1,sizeof(mx));
	for(int i=0;i<SZ(V);++i)mx[V[i]]=i;
	for(int i=1;i<=N;++i)if(mx[i]==-1)mx[i]=mx[i-1];
	ll m=1;
	for(int i=0;i<C;++i){
		m*=A[0][i];
		dp[i][0][ask(m)]=1;
	}
	bool t=1;

	for(int i=1;i<R;++i){
		for(int j=0;j<C;++j)for(int w=0;w<SZ(V);++w){
			dp[j][t][w]=0;
		}
		for(int j=0;j<C;++j)for(int w=0;w<SZ(V);++w){
			// for each dp[j][1^t][w]
			int x=ask(V[w]*A[i][j]);
			dp[j][t][x]+=dp[j][1^t][w];
			dp[j][t][x]%=MOD;
		}
		for(int j=0;j<C-1;++j)for(int w=0;w<SZ(V);++w){
			int x=ask(V[w]*A[i][j+1]);
			dp[j+1][t][x]+=dp[j][t][w];
			dp[j+1][t][x]%=MOD;
		}
		// cerr<<"Row "<<i<<'\n';
		// for(int j=0;j<C;++j){
		// 	cerr<<"Col "<<j<<'\n';
		// 	for(int w=0;w<SZ(V);++w){
		// 		if(!dp[j][t][w])continue;
		// 		cerr<<V[w]<<' ';
		// 		// cerr<<dp[j][t][w]<<' ';
		// 	}
		// 	cerr<<'\n';
		// }
		t^=1;
	}
	t^=1;
	cout<<dp[C-1][t][SZ(V)-1];
}

Subtask #1
13.0 / 130.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 53 ms 11392 KB Output isn't correct
2 Correct 56 ms 11392 KB Output is correct
3 Incorrect 353 ms 18644 KB Output isn't correct
4 Incorrect 373 ms 19544 KB Output isn't correct
5 Runtime error 62 ms 36952 KB Execution killed with signal 11 (could be triggered by violating memory limits)
6 Runtime error 81 ms 39380 KB Execution killed with signal 11 (could be triggered by violating memory limits)
7 Runtime error 65 ms 31956 KB Execution killed with signal 11 (could be triggered by violating memory limits)
8 Runtime error 288 ms 47444 KB Execution killed with signal 11 (could be triggered by violating memory limits)
9 Runtime error 93 ms 45652 KB Execution killed with signal 11 (could be triggered by violating memory limits)
10 Runtime error 81 ms 45904 KB Execution killed with signal 11 (could be triggered by violating memory limits)