Submission #833493

# Submission time Handle Problem Language Result Execution time Memory
833493 2023-08-22T06:12:19 Z vjudge1 Bomb (IZhO17_bomb) C++17
20 / 100
243 ms 6776 KB
#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define fi first
#define se second

const ll N = 2600;

ll n,m;
char a[N][N];
ll mins,temp,mins1;


void sub1() {
	if(n == 1) {
		mins = 1e9;
		if(a[1][1] == '1') temp++;
		for(int i=2; i<=m; i++) {
			if(a[1][i] == a[1][i-1] && a[1][i] == '1') {
				temp++;
			}
			else {
				if(temp != 0)mins = min(mins,temp);
				if(a[1][i] == '0') temp = 0;
				else temp = 1;
			}
		}
		if(temp != 0)mins = min(mins,temp);
		cout << mins << endl;
	}
	else if(m == 1) {
		mins = 1e9;
		if(a[1][1] == '1') temp++;
		for(int i=2; i<=n; i++) {
			if(a[i][1] == a[i-1][1] && a[i][1] == '1') {
				temp++;
			}
			else {
				if(temp != 0)mins = min(mins,temp);
				if(a[i][1] == '0') temp = 0;
				else temp = 1;
			}
		}
		if(temp != 0)mins = min(mins,temp);
		cout << mins << endl;
	}
}

int main() {
	cin >> n >> m;
	for(int i=1; i<=n; i++) {
		for(int j=1; j<=m; j++) {
			cin >> a[i][j];
		}
	}
	if(n == 1 || m == 1) {
		sub1();
		return 0;
	}
	mins = 1e9;
	mins1 = 1e9;
	for(int i=1; i<=n; i++) {
		temp = 0;
		if(a[i][1] == '1') temp++;
		for(int j=2; j<=m; j++) {
			if(a[i][j] == a[i][j-1] && a[i][j] == '1') {
				temp++;
			}
			else {
//				cout << "i  " << i << " " << temp << endl;
				if(temp != 0)mins = min(mins,temp);
				if(a[i][j] == '0') temp = 0;
				else temp = 1;
			}
		}
		if(temp != 0)mins = min(mins,temp);
	}
	if(temp != 0)mins = min(mins,temp);
//		cout << "temp " << mins << endl;
	temp = 0;
	for(int i=1; i<=m; i++) {
		temp = 0;
		if(a[1][i] == '1') temp++;
		for(int j=2; j<=n; j++) {
			if(a[j][i] == a[j-1][i] && a[j][i] == '1') {
				temp++;
			}
			else {
//					cout << "i  " << i << " " << temp << endl;
				if(temp != 0)mins1 = min(mins1,temp);
				if(a[j][i] == '0') temp = 0;
				else temp = 1;
			}
		}
		if(temp != 0)mins = min(mins,temp);
	}
	if(temp != 0)mins1 = min(mins1,temp);
//	cout << mins << " " << mins1 << endl;
	cout << mins * mins1 << endl;
}
/*
10 1
0
0
0
1
1
0
0
1
1
1

1 9
011111011

5 6
001000
111110
111110
011110
000100

5 6
111000
111000
111000
111111
011111

5 6
001100
001100	
000111
000111
000111

5 1
1
1
0
1
0

*/
# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 2 ms 6612 KB Output is correct
4 Correct 2 ms 6612 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Incorrect 0 ms 340 KB Output isn't correct
9 Incorrect 0 ms 340 KB Output isn't correct
10 Incorrect 0 ms 340 KB Output isn't correct
11 Incorrect 0 ms 340 KB Output isn't correct
12 Incorrect 0 ms 340 KB Output isn't correct
13 Incorrect 0 ms 340 KB Output isn't correct
14 Correct 0 ms 340 KB Output is correct
15 Incorrect 0 ms 340 KB Output isn't correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Incorrect 1 ms 468 KB Output isn't correct
19 Incorrect 1 ms 468 KB Output isn't correct
20 Incorrect 1 ms 468 KB Output isn't correct
21 Incorrect 1 ms 340 KB Output isn't correct
22 Incorrect 1 ms 468 KB Output isn't correct
23 Incorrect 1 ms 468 KB Output isn't correct
24 Incorrect 1 ms 468 KB Output isn't correct
25 Incorrect 1 ms 464 KB Output isn't correct
26 Correct 1 ms 468 KB Output is correct
27 Incorrect 3 ms 980 KB Output isn't correct
28 Incorrect 4 ms 980 KB Output isn't correct
29 Incorrect 5 ms 1236 KB Output isn't correct
30 Incorrect 7 ms 1364 KB Output isn't correct
31 Incorrect 6 ms 1108 KB Output isn't correct
32 Incorrect 6 ms 1236 KB Output isn't correct
33 Incorrect 7 ms 1380 KB Output isn't correct
34 Incorrect 3 ms 1220 KB Output isn't correct
35 Incorrect 8 ms 1364 KB Output isn't correct
36 Correct 8 ms 1364 KB Output is correct
37 Incorrect 0 ms 340 KB Output isn't correct
38 Correct 205 ms 6532 KB Output is correct
39 Incorrect 0 ms 340 KB Output isn't correct
40 Incorrect 27 ms 2468 KB Output isn't correct
41 Incorrect 0 ms 340 KB Output isn't correct
42 Incorrect 1 ms 468 KB Output isn't correct
43 Correct 210 ms 6544 KB Output is correct
44 Incorrect 7 ms 1364 KB Output isn't correct
45 Incorrect 209 ms 6600 KB Output isn't correct
46 Correct 213 ms 6588 KB Output is correct
47 Incorrect 208 ms 6688 KB Output isn't correct
48 Incorrect 207 ms 6536 KB Output isn't correct
49 Correct 224 ms 6680 KB Output is correct
50 Incorrect 206 ms 6536 KB Output isn't correct
51 Incorrect 206 ms 6560 KB Output isn't correct
52 Incorrect 209 ms 6652 KB Output isn't correct
53 Incorrect 214 ms 6580 KB Output isn't correct
54 Incorrect 208 ms 6644 KB Output isn't correct
55 Incorrect 208 ms 6640 KB Output isn't correct
56 Incorrect 205 ms 6640 KB Output isn't correct
57 Incorrect 214 ms 6580 KB Output isn't correct
58 Incorrect 208 ms 6576 KB Output isn't correct
59 Incorrect 211 ms 6644 KB Output isn't correct
60 Correct 213 ms 6540 KB Output is correct
61 Incorrect 220 ms 6620 KB Output isn't correct
62 Correct 212 ms 6720 KB Output is correct
63 Correct 204 ms 6544 KB Output is correct
64 Correct 207 ms 6536 KB Output is correct
65 Incorrect 213 ms 6688 KB Output isn't correct
66 Incorrect 209 ms 6564 KB Output isn't correct
67 Incorrect 217 ms 6604 KB Output isn't correct
68 Incorrect 207 ms 6636 KB Output isn't correct
69 Incorrect 243 ms 6648 KB Output isn't correct
70 Incorrect 134 ms 5380 KB Output isn't correct
71 Incorrect 208 ms 6556 KB Output isn't correct
72 Incorrect 216 ms 6624 KB Output isn't correct
73 Incorrect 212 ms 6652 KB Output isn't correct
74 Incorrect 212 ms 6620 KB Output isn't correct
75 Incorrect 229 ms 6664 KB Output isn't correct
76 Incorrect 211 ms 6728 KB Output isn't correct
77 Incorrect 213 ms 6604 KB Output isn't correct
78 Incorrect 213 ms 6652 KB Output isn't correct
79 Incorrect 211 ms 6532 KB Output isn't correct
80 Incorrect 210 ms 6544 KB Output isn't correct
81 Incorrect 215 ms 6632 KB Output isn't correct
82 Incorrect 210 ms 6584 KB Output isn't correct
83 Incorrect 209 ms 6532 KB Output isn't correct
84 Incorrect 219 ms 6572 KB Output isn't correct
85 Incorrect 214 ms 6652 KB Output isn't correct
86 Incorrect 205 ms 6632 KB Output isn't correct
87 Incorrect 208 ms 6604 KB Output isn't correct
88 Incorrect 210 ms 6612 KB Output isn't correct
89 Incorrect 206 ms 6604 KB Output isn't correct
90 Incorrect 133 ms 5388 KB Output isn't correct
91 Incorrect 214 ms 6776 KB Output isn't correct
92 Incorrect 207 ms 6592 KB Output isn't correct
93 Incorrect 204 ms 6588 KB Output isn't correct
94 Incorrect 206 ms 6624 KB Output isn't correct
95 Incorrect 208 ms 6604 KB Output isn't correct
96 Incorrect 209 ms 6628 KB Output isn't correct
97 Incorrect 206 ms 6564 KB Output isn't correct
98 Incorrect 218 ms 6560 KB Output isn't correct
99 Incorrect 216 ms 6596 KB Output isn't correct
100 Incorrect 209 ms 6648 KB Output isn't correct