oj.uz

Submission #877342

# Submission time Handle Problem Language Result Execution time Memory
877342 2023-11-23T07:12:03 Z marcid Bomb (IZhO17_bomb) C++17
18 / 100
 275 ms 12880 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long
const int maxn = 2501;
char field[maxn][maxn];
int mn1=maxn,mn2=maxn;
int count(string s) {
	int cnt = 1; int best = s.size();
	bool ret = false; 
	for (int i = 0; i < s.size(); i++) {
		if (s[i]=='1') ret=true;
	} for (int i = 1; i < s.size(); i++) {
		if (s[i]=='1' && s[i-1]=='1') cnt++;
		else if(s[i-1]=='1' && s[i]=='0') {best=min(best,cnt);cnt=1;}
	}
	return (ret ? best : 0);
}

signed main() {
	int n,m; cin >> n >> m;
	for (int i = 1; i <= n; i++) {
		for (int j = 1; j <= m; j++) {
			cin >> field[i][j];
		}
	} for (int i = 1; i <= n; i++) {
		string t="";
		for (int j = 1; j <= m; j++) t+=field[i][j];
		int x = count(t);
		if (x>0) mn1=min(mn1,x);
	} for (int j = 1; j <= m; j++) {
		string t="";
		for (int i = 1; i <= n; i++) t+=field[i][j];
		int x = count(t);
		if (x>0) mn2=min(mn2, x);
	}
	cout << ((maxn==mn1 || maxn==mn2) ? 0 : mn1*mn2) << '\n';
}

Compilation message

bomb.cpp: In function 'long long int count(std::string)':
bomb.cpp:10:20: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   10 |  for (int i = 0; i < s.size(); i++) {
      |                  ~~^~~~~~~~~~
bomb.cpp:12:22: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   12 |  } for (int i = 1; i < s.size(); i++) {
      |                    ~~^~~~~~~~~~

Subtask #1
18.0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Incorrect 2 ms 6488 KB Output isn't correct
4 Correct 2 ms 6492 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Incorrect 0 ms 348 KB Output isn't correct
7 Correct 0 ms 344 KB Output is correct
8 Incorrect 0 ms 348 KB Output isn't correct
9 Incorrect 0 ms 348 KB Output isn't correct
10 Incorrect 0 ms 348 KB Output isn't correct
11 Incorrect 0 ms 344 KB Output isn't correct
12 Incorrect 0 ms 348 KB Output isn't correct
13 Incorrect 0 ms 348 KB Output isn't correct
14 Correct 0 ms 348 KB Output is correct
15 Incorrect 0 ms 348 KB Output isn't correct
16 Incorrect 0 ms 348 KB Output isn't correct
17 Correct 1 ms 604 KB Output is correct
18 Incorrect 1 ms 604 KB Output isn't correct
19 Incorrect 1 ms 2652 KB Output isn't correct
20 Incorrect 1 ms 2500 KB Output isn't correct
21 Incorrect 1 ms 344 KB Output isn't correct
22 Incorrect 1 ms 2652 KB Output isn't correct
23 Incorrect 1 ms 2652 KB Output isn't correct
24 Incorrect 1 ms 2492 KB Output isn't correct
25 Incorrect 1 ms 2652 KB Output isn't correct
26 Correct 1 ms 2652 KB Output is correct
27 Correct 4 ms 2652 KB Output is correct
28 Incorrect 5 ms 2652 KB Output isn't correct
29 Incorrect 5 ms 2724 KB Output isn't correct
30 Incorrect 8 ms 2652 KB Output isn't correct
31 Incorrect 7 ms 2652 KB Output isn't correct
32 Incorrect 7 ms 2828 KB Output isn't correct
33 Incorrect 9 ms 2652 KB Output isn't correct
34 Incorrect 4 ms 2652 KB Output isn't correct
35 Incorrect 10 ms 2648 KB Output isn't correct
36 Incorrect 8 ms 2652 KB Output isn't correct
37 Incorrect 0 ms 348 KB Output isn't correct
38 Correct 239 ms 12504 KB Output is correct
39 Incorrect 0 ms 348 KB Output isn't correct
40 Incorrect 30 ms 3292 KB Output isn't correct
41 Incorrect 0 ms 348 KB Output isn't correct
42 Incorrect 1 ms 2652 KB Output isn't correct
43 Correct 232 ms 12616 KB Output is correct
44 Incorrect 8 ms 2644 KB Output isn't correct
45 Incorrect 241 ms 12648 KB Output isn't correct
46 Correct 250 ms 12420 KB Output is correct
47 Incorrect 245 ms 12880 KB Output isn't correct
48 Incorrect 236 ms 12624 KB Output isn't correct
49 Correct 235 ms 12624 KB Output is correct
50 Incorrect 239 ms 12616 KB Output isn't correct
51 Incorrect 235 ms 12628 KB Output isn't correct
52 Incorrect 241 ms 12612 KB Output isn't correct
53 Incorrect 235 ms 12656 KB Output isn't correct
54 Incorrect 233 ms 12624 KB Output isn't correct
55 Incorrect 241 ms 12488 KB Output isn't correct
56 Correct 251 ms 12652 KB Output is correct
57 Incorrect 235 ms 12652 KB Output isn't correct
58 Incorrect 232 ms 12632 KB Output isn't correct
59 Incorrect 242 ms 12752 KB Output isn't correct
60 Correct 236 ms 12624 KB Output is correct
61 Incorrect 232 ms 12628 KB Output isn't correct
62 Correct 236 ms 12612 KB Output is correct
63 Correct 235 ms 12628 KB Output is correct
64 Correct 254 ms 12628 KB Output is correct
65 Incorrect 233 ms 12612 KB Output isn't correct
66 Incorrect 247 ms 12648 KB Output isn't correct
67 Incorrect 235 ms 12492 KB Output isn't correct
68 Incorrect 244 ms 12628 KB Output isn't correct
69 Incorrect 233 ms 12648 KB Output isn't correct
70 Incorrect 153 ms 9296 KB Output isn't correct
71 Incorrect 245 ms 12488 KB Output isn't correct
72 Incorrect 250 ms 12616 KB Output isn't correct
73 Incorrect 241 ms 12500 KB Output isn't correct
74 Incorrect 242 ms 12624 KB Output isn't correct
75 Incorrect 260 ms 12492 KB Output isn't correct
76 Incorrect 234 ms 12624 KB Output isn't correct
77 Incorrect 239 ms 12624 KB Output isn't correct
78 Incorrect 241 ms 12576 KB Output isn't correct
79 Incorrect 240 ms 12624 KB Output isn't correct
80 Incorrect 238 ms 12688 KB Output isn't correct
81 Incorrect 244 ms 12424 KB Output isn't correct
82 Incorrect 241 ms 12616 KB Output isn't correct
83 Incorrect 254 ms 12624 KB Output isn't correct
84 Incorrect 235 ms 12624 KB Output isn't correct
85 Incorrect 254 ms 12500 KB Output isn't correct
86 Incorrect 233 ms 12620 KB Output isn't correct
87 Incorrect 251 ms 12616 KB Output isn't correct
88 Incorrect 234 ms 12616 KB Output isn't correct
89 Incorrect 240 ms 12424 KB Output isn't correct
90 Incorrect 156 ms 9032 KB Output isn't correct
91 Incorrect 247 ms 12656 KB Output isn't correct
92 Incorrect 237 ms 12628 KB Output isn't correct
93 Incorrect 243 ms 12428 KB Output isn't correct
94 Incorrect 235 ms 12448 KB Output isn't correct
95 Incorrect 275 ms 12624 KB Output isn't correct
96 Incorrect 256 ms 12484 KB Output isn't correct
97 Incorrect 260 ms 12492 KB Output isn't correct
98 Incorrect 239 ms 12488 KB Output isn't correct
99 Incorrect 256 ms 12620 KB Output isn't correct
100 Incorrect 268 ms 12492 KB Output isn't correct