Submission #487324

#	Time	Username	Problem	Language	Result	Execution time	Memory
487324		Sharky	Art Class (IOI13_artclass)	C++17	Compilation error	0 ms	0 KiB

artclass

#include <bits/stdc++.h>
// --------------------
#define sharky using namespace
#define fai std
#define wrong ios_base::sync_with_stdio(0);
#define answer cin.tie(0);
// --------------------
sharky fai;

#define ll long long
#define ld long double
#define all(x) x.begin(), x.end()
#define sz(x) (ll) (x).size()
#define mp make_pair
#define pb push_back
#define fi first
#define se second
#define endl "\n"
#define vll vector<ll>
#define pl pair<ll, ll>
const int inf = 1e9 + 5;
const int MOD = 1e9 + 7;
#define FOR(i, a, b) for (ll i = a; i < (b); i++)
#define F0R(i, a) for (ll i = 0; i < (a); i++)

bool isWhite(ll r, ll g, ll b) {
    ll tmp = max(abs(r - g), abs(g - b)); 
    tmp = max(tmp, abs(r - b));
    ll tmp2 = min(r, g); tmp2 = min(tmp2, b);
	return (tmp <= 15) & (tmp2 >= 170);
}

bool isGreen(ll r, ll g, ll b) { 
    return min(g, r) >= b && !isWhite(r, g, b); 
}

bool isBlack(ll r, ll g, ll b) {
    return r <= 15 && g <= 15 && b <= 15;
}

int main() {
    //g++ -Wl,-stack_size,0x20000000 I1312.cpp -o 1312
    ios_base::sync_with_stdio(0); cin.tie(0);
    ll h, w; cin >> h >> w; ll a[h + 5][w + 5][3]; ll sim = 0;
    ll gcnt = 0, wcnt = 0;
    for (ll i = 0; i < h; i++) {
        for (ll j = 0; j < w; j++) {
            cin >> a[i][j][0] >> a[i][j][1] >> a[i][j][2];
            if (isGreen(a[i][j][0], a[i][j][1], a[i][j][2])) gcnt++;
            else if (isWhite(a[i][j][0], a[i][j][1], a[i][j][2])) wcnt++;
        }
    }
    for (ll i = 0; i < h - 1; i++) {
        for (ll j = 0; j < w - 1; j++) {
            if (abs(a[i][j][0] - a[i][j + 1][0]) <= 20 && abs(a[i][j][1] - a[i][j + 1][1]) <= 20 && abs(a[i][j][2] - a[i][j + 1][2]) <= 20) {
                sim++;
            }
            if (abs(a[i][j][0] - a[i + 1][j][0]) <= 20 && abs(a[i][j][1] - a[i + 1][j][1]) <= 20 && abs(a[i][j][2] - a[i + 1][j][2]) <= 20) {
                sim++;
            }
        }
    }
    ll black = 0;
    for (ll i = 0; i < h; i++) {
        for (ll j = 0; j < w; j++) {
            if (isBlack(a[i][j][0], a[i][j][1], a[i][j][2])) black++;
        }
    }
    // cout << endl;
    // cout << sim << " " << gcnt << " " << black << endl;
    if (sim <= ((h - 1) * (w - 1))) {
        cout << "3\n"; return 0;
    }
    else if (gcnt >= (h * w) / 2) {
        cout << "2\n"; return 0; 
    } else if (sim >= ((h - 1) * (w - 1) * 1.25)){
        if ((black <= (h - 1) * (w - 1) / 2 && black >= 100)) {
            cout << "1\n";
        } else {
            cout << "4\n";
        }
        return 0;
    }
    cout << "3\n";
    return 0;
}

/* 689553
1 2 3 4 8 9 10 15 16 19 22 27 28 35 36 39 40 41 44 46 48 49 59 62 65 68 72 74 75 77 78 79 81 84 85 86 87 89 92 97 98
*/

Compilation message (stderr)

/usr/bin/ld: /tmp/cc6EkvOM.o: in function `main':
artclass.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccWBmHxP.o:grader.c:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccWBmHxP.o: in function `main':
grader.c:(.text.startup+0x200): undefined reference to `style'
collect2: error: ld returned 1 exit status