Submission #833532

#	Time	Username	Problem	Language	Result	Execution time	Memory
833532		vjudge1	Bomb (IZhO17_bomb)	C++17	8 / 100	64 ms	19088 KiB

bomb

#include<bits/stdc++.h>
#define ll long long
#define endl "\n"
#define pb push_back
#define pf push_front
#define p push
#define q queue
#define popf pop_front()
#define popb pop_back()
#define dq deque
#define fi first
#define se second
#define ve vector
#define lb lower_bound
#define ub upper_bound
#define pq priority_queue
#define st stack
#define rep(i,a,b) for (ll i=a; i<b; i++)
#define rept(i,a,b) for (ll i=a; i<=b; i++)
#define repr(i,a,b) for (ll i=a; i>=b; i--)
#define ppi pair<ll,ll>
#define test cout<<"A"<<endl

using namespace std;

ll a,b;
ve<string> mp;
ve<string> hor;
ve<string> ver;

int main(){
	ios_base::sync_with_stdio(false);
//    cin.tie(NULL);
    cin>>a>>b;
	rep(i,0,a){
		string s;
	 	cin>>s;
		mp.pb(s);
		hor.pb(s);
		ver.pb(s);
	}
	
	rep(i,0,a){
		rep(j,0,b){
		 	if (mp[i][j] == '1'){
		 		if (i != 0){
		 			ver[i][j]+= ver[i-1][j]-'0';
		 			ver[i-1][j] = '0';
				}
				if (j != 0){
					hor[i][j]+= hor[i][j-1]-'0';
					hor[i][j-1] = '0';
				}
			}
		}
	}
	ll ans = 1e9;
	rep(i,0,a){
		rep(j,0,b){
			ll temp = ver[i][j]-'0';
			if (temp == 0) temp = 99999;
		 	ans = min(ans, temp);
		}
	}
	if (ans == 99999){
		ans = 0;
	}
	ll k = 1e9;
	rep(i,0,a){
		rep(j,0,b){
			ll temp = hor[i][j]-'0';
			if (temp == 0) temp = 99999;
		 	k = min(k, temp);
		}
	}
	if (k==99999){
		k = 0;
	}
    
    cout<<ans*k<<endl;
    
    return 0;
}

• Subtask 1: 8 / 100