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Submission #18834

# Submission time Handle Problem Language Result Execution time Memory
18834 2016-02-15T23:07:43 Z ggoh Ideal city (IOI12_city) C++
11 / 100
 1000 ms 262144 KB 
#include<cstdio>
#include<map>
#include<queue>
int a,x,y,p,q,i,j,dx[]={1,0,-1,0},dy[]={0,1,0,-1};
long long sum,mod=1e9;
std::map<int,int>m[2002],D[2002][2002];
std::queue<int>P,Q;
int DistanceSum (int N, int *X, int *Y)
{
    a=N;
    x=2147483647;y=2147483647;
    for(i=0;i<a;i++)x=std::min(x,X[i]),y=std::min(y,Y[i]);
    for(i=0;i<a;i++)X[i]-=x,Y[i]-=y,m[X[i]][Y[i]]=1;
    for(i=0;i<a;i++)
    {
        P.push(X[i]);
        Q.push(Y[i]);
        D[i][X[i]][Y[i]]=1;sum++;
        while(!P.empty())
        {
            p=P.front();P.pop();q=Q.front();Q.pop();
            for(int k=0;k<4;k++)
            {
                x=p+dx[k];y=q+dy[k];
                if(x>=0&&y>=0&&m[x][y]&&D[i][x][y]==0)
                {
                    D[i][x][y]=D[i][p][q]+1;
                    sum+=D[i][x][y];
                    P.push(x);Q.push(y);
                }
            }
        }
        sum-=a;
    }
    sum/=(long long)2;
    return sum%mod;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 41 ms 189680 KB Output is correct
2 Correct 65 ms 189680 KB Output is correct
3 Correct 24 ms 189680 KB Output is correct
4 Correct 39 ms 190076 KB Output is correct
5 Correct 59 ms 190076 KB Output is correct
6 Correct 67 ms 191528 KB Output is correct
7 Correct 67 ms 191528 KB Output is correct
8 Correct 49 ms 191528 KB Output is correct
9 Correct 63 ms 191528 KB Output is correct
10 Correct 57 ms 191528 KB Output is correct
11 Correct 71 ms 191528 KB Output is correct

Subtask #2
0.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 567 ms 236540 KB Output is correct
2 Correct 546 ms 236540 KB Output is correct
3 Memory limit exceeded 793 ms 262144 KB Memory limit exceeded
4 Halted 0 ms 0 KB -

Subtask #3
0.0 / 23.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1000 ms 262144 KB Program timed out
2 Halted 0 ms 0 KB -

Subtask #4
0.0 / 45.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1000 ms 262144 KB Program timed out
2 Halted 0 ms 0 KB -