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Submission #98833

# Submission time Handle Problem Language Result Execution time Memory
98833 2019-02-26T11:12:14 Z Alexa2001 Game (IOI13_game) C++17
0 / 100
 3 ms 384 KB 
#include "game.h"
#include <bits/stdc++.h>
#define left_son (node<<1)
#define right_son ((node<<1)|1)
#define mid ((st+dr)>>1)

using namespace std;

typedef long long ll;
const int Nmax = 1e5 + 5;

int N, M;
ll ans;

ll gcd2(ll X, ll Y)
{
    if(!Y) return X;
    ll rest = X % Y;
    while(rest)
        X = Y, Y = rest, rest = X % Y;
    return Y;
}


class SegTree
{
    ll a[Nmax<<2];
public:
    void update(int node, int st, int dr, int pos, int val)
    {
        if(st == dr)
        {
            a[node] = val;
            return;
        }
        if(pos <= mid) update(left_son, st, mid, pos, val);
            else update(right_son, mid+1, dr, pos, val);
        a[node] = gcd2(a[left_son], a[right_son]);
    }

    void query(int node, int st, int dr, int L, int R)
    {
        if(L <= st && dr <= R)
        {
            ans = gcd2(a[node], ans);
            return;
        }
        if(L <= mid) query(left_son, st, mid, L, R);
        if(mid < R) query(right_son, mid+1, dr, L, R);
    }
} aint[12];


void init(int R, int C)
{
    if(!(R <= 10 && C <= 100000)) exit(0);
    N = R; M = C;
}

void update(int x, int y, ll K)
{
    aint[x].update(1, 0, M-1, y, K);
}

ll calculate(int P, int Q, int U, int V)
{
    int i, X1, X2, Y1, Y2;
    X1 = min(P, U);
    X2 = max(P, U);
    Y1 = min(Q, V);
    Y2 = max(Q, V);

    ans = 0;
    for(i=X1; i<=X2; ++i)
        aint[i].query(1, 0, M-1, Y1, Y2);
    return ans;
}

Compilation message

grader.c: In function 'int main()':
grader.c:18:6: warning: variable 'res' set but not used [-Wunused-but-set-variable]
  int res;
      ^~~

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 27.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 384 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 26.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 356 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 17.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 256 KB Output isn't correct
2 Halted 0 ms 0 KB -