oj.uz

Submission #243202

# Submission time Handle Problem Language Result Execution time Memory
243202 2020-06-30T14:28:25 Z VEGAnn Pick (COI18_pick) C++14
10 / 100
 5 ms 384 KB 
#include <bits/stdc++.h>
#define sz(x) ((int)x.size())
#define all(x) x.begin(),x.end()
#define PB push_back
using namespace std;
typedef long double ld;
const int N = 400100;
const ld E = 1e-10;
int a, b, c, d, x, y;

void prit(){
    cout << x << " " << y << '\n';
}

int main(){
    ios_base::sync_with_stdio(0); cin.tie(0);

#ifdef _LOCAL
    freopen("in.txt","r",stdin);
#endif // _LOCAL

    cin >> a >> b >> c >> d;

    cout << "0 0\n";

    if (a == 0 && b == 0){
        for (int it = 0; it < c / 2; it++){
            x++; y++;
            prit();
        }

        x--; y++;
        prit();

        for (int it = 1; it < c / 2; it++){
            x--; y--;
            prit();
        }

        for (int it = 1; it < d / 2; it++){
            x--; y++;
            prit();
        }

        x--; y--;
        prit();

        for (int it = 0; it < d / 2; it++){
            x++; y--;

            if (x != 0 || y != 0)
                prit();
        }

        return 0;
    }

    if (a % 2 == 0 && b % 2 == 0 && a > 0 && b > 0){
        for (int it = 0; it < a / 2; it++){
            x++;
            prit();
        }

        for (int it = 0; it < b / 2; it++){
            y++;
            prit();
        }

        for (int it = 0; it < c / 2; it++){
            x++; y++;
            prit();
        }

        for (int it = 0; it < d / 2; it++){
            x--; y++;
            prit();
        }

        x--;

        prit();

        for (int it = 0; it < d / 2; it++){
            x++; y--;
            prit();
        }

        for (int it = 0; it < c / 2; it++){
            x--; y--;
            prit();
        }

        for (int it = 1; it < b / 2; it++){
            y--;

            prit();
        }

        for (int it = 1; it < a / 2; it++){
            x--;
            prit();
        }

        return 0;
    }

    if (c % 2 == 0 && c > 0 && a % 2 == 0 && a > 0){
        for (int i = 0; i < a / 2; i++){
            x++;
            prit();
        }

        x++; y++;
        prit();

        for (int i = 0; i < b / 2; i++){
            y++;
            prit();
        }

        for (int i = 1; i < c / 2; i++){
            x++; y++;
            prit();
        }

        for (int i = 0; i < d / 2; i++){
            x--; y++;
            prit();
        }

        x--;
        prit();

        for (int i = 0; i < d / 2; i++){
            x++; y--;
            prit();
        }

        for (int i = 1; i < c / 2; i++){
            x--; y--;
            prit();
        }

        for (int i = 0; i < b / 2; i++){
            y--;
            prit();
        }

        for (int i = 1; i < a / 2; i++){
            x--;
            prit();
        }

        return 0;
    }

    if (d % 2 == 0 && d > 0 && a % 2 == 0 && a > 0){
        for (int i = 0; i < a / 2; i++){
            x++;
            prit();
        }

        x--; y++;
        prit();

        for (int i = 0; i < b / 2; i++){
            y++;
            prit();
        }

        for (int i = 0; i < c / 2; i++){
            x++; y++;
            prit();
        }

        for (int i = 1; i < d / 2; i++){
            x--; y++;
            prit();
        }

        x--;
        prit();

        for (int i = 1; i < d / 2; i++){
            x++; y--;
            prit();
        }

        for (int i = 0; i < c / 2; i++){
            x--; y--;
            prit();
        }

        for (int i = 0; i < b / 2; i++){
            y--;
            prit();
        }

        for (int i = 1; i < a / 2; i++){
            x--;
            prit();
        }

        return 0;
    }

    if (a % 2 == 0 && a > 0 && c % 2 == 1 && d % 2 == 1){
        for (int i = 1; i < a / 2; i++){
            x++;
            prit();
        }

        x++; y++;
        prit();

        for (int it = 0; it < b / 2; it++){
            y++;
            prit();
        }

        for (int it = 0; it < c / 2; it++){
            x++; y++;
            prit();
        }

        for (int it = 0; it < d / 2; it++){
            x--; y++;
            prit();
        }

        x--;

        prit();

        for (int it = 0; it < d / 2; it++){
            x++; y--;
            prit();
        }

        for (int it = 0; it < c / 2; it++){
            x--; y--;
            prit();
        }

        for (int it = 1; it < b / 2; it++){
            y--;

            prit();
        }

        for (int i = 0; i < a / 2; i++){
            x--;
            prit();
        }

        return 0;
    }

    return -1;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 4 ms 284 KB Execution failed because the return code was nonzero
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 4 ms 284 KB Execution failed because the return code was nonzero
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 4 ms 284 KB Execution failed because the return code was nonzero
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 4 ms 284 KB Execution failed because the return code was nonzero
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 4 ms 284 KB Execution failed because the return code was nonzero
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Runtime error 4 ms 284 KB Execution failed because the return code was nonzero
10 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Runtime error 4 ms 284 KB Execution failed because the return code was nonzero
10 Halted 0 ms 0 KB -

Subtask #10
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Runtime error 4 ms 284 KB Execution failed because the return code was nonzero
10 Halted 0 ms 0 KB -