Submission #831244

# Submission time Handle Problem Language Result Execution time Memory
831244 2023-08-20T02:20:29 Z vjudge1 Bomb (IZhO17_bomb) C++17
15 / 100
85 ms 12652 KB
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>

#pragma GCC target ("avx2")
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")
#pragma comment(linker, "/stack:200000000")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
//turn on extra precision
//#pragma GCC target("fpmath=387")

using namespace std;
using namespace __gnu_pbds;

using str   = string;
using ll    = long long;
using pii   = pair <int,int>;
using pll   = pair <ll,ll>;
using vi    = vector <int>;
using vll   = vector <ll>;
using vpii  = vector <pii>;
using vpll  = vector <pll>;

template<class A, class B>
ostream& operator<<(ostream& os, const pair<A, B> &p) {
    os << '(' << p.first << ',' << p.second << ')';
    return os;
}

template<class T>
ostream& operator<<(ostream& os, const vector<T> &v) {
    bool van = 1; os << '{';
    for(auto &i : v) { if(!van) os << ", "; os << i; van = 0; }
    os << '}'; return os;
}

template<class T, size_t sz>
ostream& operator<<(ostream&os, const array<T,sz> &arr) {
    bool fs = 1; os << '{';
    for(auto &i : arr) { if(!fs) os << ", "; os << i; fs = 0; }
    os << '}'; return os;
}

#define mp make_pair
#define fi first
#define se second
#define fs first.second
#define ss second.second
#define ff first.first
#define sf second.first
#define newl '\n'
#define all(x) x.begin(), x.end()
#define watch(x) cerr << (#x) << " is : " << (x) << newl

mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());

template <class T>
ll quickpow(ll num1, ll num2, const T MOD) {
    assert(num2 >= 0); ll ans = 1;
    for(; num2; num2>>=1, num1 = num1 * num1 % MOD) if(num2 & 1) ans = ans * num1 % MOD;
    return ans;
}
// end of Template

int main(){

    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    int n, m;
    cin >> n >> m;

    vector<vector<char>> g(n, vector<char>(m));
    for(int i = 0; i < n; ++i) {
        for(int j = 0; j < m; ++j) {
            cin >> g[i][j];
        }
    }

    int ro = -1, co = -1;
    for(int i = 0; i < n; ++i) {
        int len = 0, mn = 1e9;
        for(int j = 0; j < m; ++j) {
            if(g[i][j] == '1') ++len;
            else {
                if(len) mn = min(mn, len);
                len = 0;
            }
        }
        if(mn == 1e9) continue;
        if(len) mn = min(mn, len);
        ro = (ro == -1 ? mn : min(ro, mn));
    }

    for(int j = 0; j < m; ++j) {
        int len = 0, mn = 1e9;
        for(int i = 0; i < n; ++i) {
            if(g[i][j] == '1') ++len;
            else {
                if(len) mn = min(mn, len);
                len = 0;
            }
        }
        if(mn == 1e9) continue;
        if(len) mn = min(mn, len);
        co = (co == -1 ? mn : min(co, mn));
    }

    if(ro == -1 || co == -1) return cout << 0 << newl, 0;
    cout << ro * co << newl;

    return 0;
}

Compilation message

bomb.cpp:6: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    6 | #pragma GCC optimization ("O3")
      | 
bomb.cpp:7: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    7 | #pragma GCC optimization ("unroll-loops")
      | 
bomb.cpp:8: warning: ignoring '#pragma comment ' [-Wunknown-pragmas]
    8 | #pragma comment(linker, "/stack:200000000")
      |
# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Incorrect 1 ms 328 KB Output isn't correct
3 Incorrect 1 ms 460 KB Output isn't correct
4 Incorrect 1 ms 576 KB Output isn't correct
5 Incorrect 1 ms 212 KB Output isn't correct
6 Incorrect 0 ms 256 KB Output isn't correct
7 Correct 0 ms 212 KB Output is correct
8 Incorrect 0 ms 212 KB Output isn't correct
9 Incorrect 0 ms 212 KB Output isn't correct
10 Incorrect 0 ms 212 KB Output isn't correct
11 Incorrect 0 ms 212 KB Output isn't correct
12 Incorrect 1 ms 212 KB Output isn't correct
13 Incorrect 0 ms 212 KB Output isn't correct
14 Correct 0 ms 212 KB Output is correct
15 Incorrect 1 ms 212 KB Output isn't correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 332 KB Output is correct
18 Incorrect 0 ms 340 KB Output isn't correct
19 Incorrect 0 ms 340 KB Output isn't correct
20 Incorrect 1 ms 340 KB Output isn't correct
21 Incorrect 1 ms 332 KB Output isn't correct
22 Incorrect 1 ms 332 KB Output isn't correct
23 Incorrect 1 ms 336 KB Output isn't correct
24 Incorrect 0 ms 340 KB Output isn't correct
25 Incorrect 1 ms 340 KB Output isn't correct
26 Correct 1 ms 332 KB Output is correct
27 Correct 1 ms 468 KB Output is correct
28 Incorrect 2 ms 468 KB Output isn't correct
29 Incorrect 2 ms 592 KB Output isn't correct
30 Incorrect 3 ms 596 KB Output isn't correct
31 Incorrect 2 ms 596 KB Output isn't correct
32 Incorrect 2 ms 596 KB Output isn't correct
33 Incorrect 4 ms 852 KB Output isn't correct
34 Incorrect 2 ms 468 KB Output isn't correct
35 Incorrect 3 ms 720 KB Output isn't correct
36 Correct 2 ms 720 KB Output is correct
37 Incorrect 0 ms 212 KB Output isn't correct
38 Incorrect 64 ms 12528 KB Output isn't correct
39 Incorrect 0 ms 212 KB Output isn't correct
40 Incorrect 8 ms 1744 KB Output isn't correct
41 Incorrect 0 ms 212 KB Output isn't correct
42 Incorrect 1 ms 340 KB Output isn't correct
43 Correct 67 ms 12520 KB Output is correct
44 Incorrect 3 ms 724 KB Output isn't correct
45 Incorrect 67 ms 12516 KB Output isn't correct
46 Correct 73 ms 12524 KB Output is correct
47 Incorrect 80 ms 12524 KB Output isn't correct
48 Incorrect 68 ms 12520 KB Output isn't correct
49 Correct 63 ms 12524 KB Output is correct
50 Incorrect 68 ms 12528 KB Output isn't correct
51 Incorrect 72 ms 12632 KB Output isn't correct
52 Incorrect 68 ms 12524 KB Output isn't correct
53 Incorrect 67 ms 12544 KB Output isn't correct
54 Incorrect 70 ms 12528 KB Output isn't correct
55 Incorrect 70 ms 12536 KB Output isn't correct
56 Incorrect 67 ms 12632 KB Output isn't correct
57 Incorrect 85 ms 12516 KB Output isn't correct
58 Incorrect 72 ms 12620 KB Output isn't correct
59 Incorrect 71 ms 12516 KB Output isn't correct
60 Correct 72 ms 12516 KB Output is correct
61 Correct 65 ms 12520 KB Output is correct
62 Correct 70 ms 12652 KB Output is correct
63 Correct 64 ms 12512 KB Output is correct
64 Correct 69 ms 12528 KB Output is correct
65 Incorrect 68 ms 12620 KB Output isn't correct
66 Incorrect 68 ms 12632 KB Output isn't correct
67 Incorrect 68 ms 12636 KB Output isn't correct
68 Incorrect 70 ms 12644 KB Output isn't correct
69 Incorrect 82 ms 12516 KB Output isn't correct
70 Incorrect 45 ms 8136 KB Output isn't correct
71 Incorrect 70 ms 12524 KB Output isn't correct
72 Incorrect 70 ms 12636 KB Output isn't correct
73 Incorrect 70 ms 12636 KB Output isn't correct
74 Incorrect 71 ms 12524 KB Output isn't correct
75 Incorrect 71 ms 12520 KB Output isn't correct
76 Incorrect 80 ms 12528 KB Output isn't correct
77 Incorrect 70 ms 12524 KB Output isn't correct
78 Incorrect 69 ms 12516 KB Output isn't correct
79 Incorrect 73 ms 12632 KB Output isn't correct
80 Incorrect 77 ms 12640 KB Output isn't correct
81 Incorrect 72 ms 12520 KB Output isn't correct
82 Incorrect 71 ms 12524 KB Output isn't correct
83 Incorrect 70 ms 12524 KB Output isn't correct
84 Incorrect 71 ms 12520 KB Output isn't correct
85 Incorrect 78 ms 12648 KB Output isn't correct
86 Incorrect 66 ms 12636 KB Output isn't correct
87 Incorrect 72 ms 12636 KB Output isn't correct
88 Incorrect 73 ms 12520 KB Output isn't correct
89 Incorrect 69 ms 12520 KB Output isn't correct
90 Incorrect 56 ms 8136 KB Output isn't correct
91 Incorrect 71 ms 12524 KB Output isn't correct
92 Incorrect 70 ms 12520 KB Output isn't correct
93 Incorrect 67 ms 12640 KB Output isn't correct
94 Incorrect 70 ms 12520 KB Output isn't correct
95 Incorrect 70 ms 12524 KB Output isn't correct
96 Incorrect 75 ms 12528 KB Output isn't correct
97 Incorrect 67 ms 12512 KB Output isn't correct
98 Incorrect 72 ms 12520 KB Output isn't correct
99 Incorrect 70 ms 12620 KB Output isn't correct
100 Incorrect 68 ms 12516 KB Output isn't correct