oj.uz

Submission #1114024

# Submission time Handle Problem Language Result Execution time Memory
1114024 2024-11-18T06:28:25 Z adiyer Bomb (IZhO17_bomb) C++17
24 / 100
 130 ms 55876 KB 
// 194.67
#pragma optimize ("g",on)
#pragma GCC optimize("inline")
#pragma GCC optimize ("Ofast")
#pragma GCC optimize ("unroll-loops")
#pragma GCC optimize ("03")
// #pragma GCC target ("sse,sse2,sse3,ssse3,sse4,popcnt,abm,avx2,mmx,fma,avx,tune=native")
 
#include <bits/stdc++.h>

#define file(s) freopen(s".in", "r", stdin); freopen(s".out", "w", stdout);
#define adiyer(); ios_base::sync_with_stdio(0); cin.tie(0);
#define bitcount(n) __builtin_popcountll(n)
#define puts(x) cout << (x ? "YES\n" : "NO\n");
#define ent (i == n ? '\n' : ' ')
#define all(x) x.begin(), x.end()
#define md ((l + r) >> 1)
#define rv(v) ((v << 1) | 1)
#define lv(v) (v << 1)
#define rs(v) rv(v), md + 1, r
#define ls(v) lv(v), l, md
#define len(s) (int) s.size()
 
#define yes { cout << "YES\n"; return; }
#define no { cout << "NO\n"; return; }
#define skip continue
#define pb push_back
#define S second
#define F first
#define ne !=

// #define int long long
 
using namespace std;
 
typedef int ll;
typedef long double ld;
typedef vector < ll > vll;
typedef pair < ll, ll > pll;
typedef vector < pair < ll, ll > > vpll;

const int dx[8] = {-1, 0, 1, 0, 1, 1, -1, -1};
const int dy[8] = {0, 1, 0, -1, -1, 1, -1, 1};
const int N = 2.5e3 + 5;
const int K = 1e5 + 3;
const int MAX = 1e6;
const int mod = 998244353;
const long long inf = 2e9;
const ll o = 1;
 
mt19937 rnd(chrono::steady_clock::now().time_since_epoch().count());

ll n, m, w, h;
ll a[N][N], pref[N][N];

char c;

ll get(ll l1, ll r1, ll l2, ll r2){
	return pref[l2][r2] - pref[l1 - 1][r2] - pref[l2][r1 - 1] + pref[l1 - 1][r1 - 1];
}

void output(){
	cin >> n >> m, w = m, h = n;
	for(ll i = 1; i <= n; i++)
		for(ll j = 1; j <= m; j++)
			cin >> c, a[i][j] = c - '0';
	for(ll i = 1; i <= n; i++)
		for(ll j = 1; j <= m; j++) 
			pref[i][j] = pref[i - 1][j] + pref[i][j - 1] - pref[i - 1][j - 1] + a[i][j];
	for(ll i = 1; i <= n; i++){
		for(ll j = 1; j <= m; j++){
			if(!a[i][j - 1] && a[i][j]){
				ll l = j, r = m + 1;
				while(r - l > 1){
					if(get(i, j, i, md) == md - j + 1) l = md;
					else r = md;
				}
				w = min(w, l - j + 1);
				// cout << i << ' ' << j << ' ' << l << '\n';
			}
			if(!a[i - 1][j] && a[i][j]){
				ll l = i, r = n + 1;
				while(r - l > 1){
					if(get(i, j, md, j) == md - i + 1) l = md;
					else r = md;
				}
				h = min(h, l - i + 1);
				// cout << i << ' ' << j << ' ' << l << '\n';
			}
		}
	}
	cout << h * w;
}


const bool cases = 0;

signed main(){
//  file("disrupt");
    adiyer();
    int tt = 1;
    if(cases) cin >> tt;
    for(int i = 1; i <= tt; i++){
//      cout << "Case " << i << ":\n";
        output();
        // slow();
        // stress();
    }
}

Compilation message

bomb.cpp:2: warning: ignoring '#pragma optimize ' [-Wunknown-pragmas]
    2 | #pragma optimize ("g",on)
      |

Subtask #1
24.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2384 KB Output is correct
2 Correct 1 ms 2384 KB Output is correct
3 Correct 11 ms 34912 KB Output is correct
4 Correct 10 ms 34896 KB Output is correct
5 Correct 1 ms 2384 KB Output is correct
6 Correct 2 ms 2384 KB Output is correct
7 Correct 1 ms 2384 KB Output is correct
8 Incorrect 1 ms 2384 KB Output isn't correct
9 Incorrect 1 ms 2384 KB Output isn't correct
10 Incorrect 1 ms 2552 KB Output isn't correct
11 Incorrect 1 ms 2384 KB Output isn't correct
12 Incorrect 1 ms 2552 KB Output isn't correct
13 Correct 1 ms 2384 KB Output is correct
14 Correct 1 ms 2384 KB Output is correct
15 Incorrect 1 ms 2384 KB Output isn't correct
16 Correct 1 ms 2384 KB Output is correct
17 Correct 2 ms 4688 KB Output is correct
18 Incorrect 2 ms 4688 KB Output isn't correct
19 Incorrect 2 ms 4944 KB Output isn't correct
20 Incorrect 1 ms 4944 KB Output isn't correct
21 Incorrect 2 ms 4688 KB Output isn't correct
22 Incorrect 2 ms 4688 KB Output isn't correct
23 Incorrect 2 ms 5112 KB Output isn't correct
24 Incorrect 1 ms 4688 KB Output isn't correct
25 Incorrect 2 ms 4992 KB Output isn't correct
26 Correct 2 ms 4944 KB Output is correct
27 Correct 4 ms 8016 KB Output is correct
28 Incorrect 4 ms 8276 KB Output isn't correct
29 Incorrect 7 ms 8784 KB Output isn't correct
30 Incorrect 6 ms 9040 KB Output isn't correct
31 Incorrect 4 ms 8528 KB Output isn't correct
32 Incorrect 5 ms 8784 KB Output isn't correct
33 Incorrect 6 ms 11344 KB Output isn't correct
34 Incorrect 3 ms 8272 KB Output isn't correct
35 Incorrect 6 ms 11344 KB Output isn't correct
36 Correct 5 ms 11344 KB Output is correct
37 Incorrect 1 ms 2384 KB Output isn't correct
38 Correct 71 ms 55632 KB Output is correct
39 Incorrect 1 ms 2384 KB Output isn't correct
40 Incorrect 15 ms 20304 KB Output isn't correct
41 Incorrect 1 ms 2384 KB Output isn't correct
42 Incorrect 2 ms 4944 KB Output isn't correct
43 Correct 70 ms 55512 KB Output is correct
44 Incorrect 6 ms 11344 KB Output isn't correct
45 Incorrect 71 ms 55624 KB Output isn't correct
46 Correct 81 ms 55532 KB Output is correct
47 Incorrect 70 ms 55624 KB Output isn't correct
48 Incorrect 87 ms 55632 KB Output isn't correct
49 Correct 73 ms 55624 KB Output is correct
50 Incorrect 77 ms 55644 KB Output isn't correct
51 Incorrect 84 ms 55624 KB Output isn't correct
52 Incorrect 96 ms 55624 KB Output isn't correct
53 Incorrect 86 ms 55516 KB Output isn't correct
54 Incorrect 80 ms 55624 KB Output isn't correct
55 Incorrect 91 ms 55636 KB Output isn't correct
56 Correct 89 ms 55512 KB Output is correct
57 Incorrect 83 ms 55656 KB Output isn't correct
58 Incorrect 94 ms 55508 KB Output isn't correct
59 Incorrect 88 ms 55620 KB Output isn't correct
60 Correct 78 ms 55624 KB Output is correct
61 Correct 86 ms 55624 KB Output is correct
62 Correct 86 ms 55624 KB Output is correct
63 Correct 83 ms 55624 KB Output is correct
64 Correct 84 ms 55528 KB Output is correct
65 Incorrect 78 ms 55624 KB Output isn't correct
66 Incorrect 81 ms 55624 KB Output isn't correct
67 Incorrect 97 ms 55624 KB Output isn't correct
68 Incorrect 83 ms 55624 KB Output isn't correct
69 Incorrect 121 ms 55644 KB Output isn't correct
70 Incorrect 66 ms 47440 KB Output isn't correct
71 Incorrect 79 ms 55624 KB Output isn't correct
72 Incorrect 99 ms 55512 KB Output isn't correct
73 Incorrect 115 ms 55624 KB Output isn't correct
74 Incorrect 107 ms 55368 KB Output isn't correct
75 Incorrect 117 ms 55624 KB Output isn't correct
76 Incorrect 105 ms 55380 KB Output isn't correct
77 Incorrect 109 ms 55368 KB Output isn't correct
78 Incorrect 103 ms 55376 KB Output isn't correct
79 Incorrect 130 ms 55376 KB Output isn't correct
80 Incorrect 114 ms 55376 KB Output isn't correct
81 Incorrect 76 ms 55636 KB Output isn't correct
82 Incorrect 97 ms 55624 KB Output isn't correct
83 Incorrect 80 ms 55660 KB Output isn't correct
84 Incorrect 104 ms 55512 KB Output isn't correct
85 Incorrect 102 ms 55624 KB Output isn't correct
86 Incorrect 89 ms 55632 KB Output isn't correct
87 Incorrect 89 ms 55660 KB Output isn't correct
88 Incorrect 84 ms 55636 KB Output isn't correct
89 Incorrect 90 ms 55624 KB Output isn't correct
90 Incorrect 60 ms 47572 KB Output isn't correct
91 Incorrect 101 ms 55876 KB Output isn't correct
92 Incorrect 89 ms 55620 KB Output isn't correct
93 Incorrect 93 ms 55624 KB Output isn't correct
94 Incorrect 77 ms 55532 KB Output isn't correct
95 Incorrect 83 ms 55624 KB Output isn't correct
96 Incorrect 107 ms 55764 KB Output isn't correct
97 Incorrect 92 ms 55508 KB Output isn't correct
98 Incorrect 92 ms 55648 KB Output isn't correct
99 Incorrect 81 ms 55520 KB Output isn't correct
100 Incorrect 71 ms 55528 KB Output isn't correct