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Submission #63339

# Submission time Handle Problem Language Result Execution time Memory
63339 2018-08-01T13:44:18 Z Vahan Crayfish scrivener (IOI12_scrivener) C++17
0 / 100
 1000 ms 67996 KB 
#include<cmath>
char last;

void Init() {}
int t=-1,er[2000000],a[1000005][23],x[25];
char v[2000000];
void TypeLetter(char L)
{
    if(x[0]==0)
    {
        x[0]=1;
        for(int i=1;i<=20;i++)
            x[i]=x[i-1]*2;
    }
    t++;
    if(t==0)
        er[t]=1;
    else
        er[t]=er[t-1]+1;
    v[t]=L;
    for(int i=0;x[i]<er[t];i++)
    {
        if(i==0)
            a[t][0]=t-1;
        else
            a[t][i]=a[a[t][i-1]][i-1];
    }
}

void UndoCommands(int U)
{
    t++;
    er[t]=er[t-U-1];
    v[t]=v[t-U-1];
    for(int i=0;x[i]<er[t];i++)
        a[t][i]=a[t-U-1][i];
}

char GetLetter(int P)
{
    int p=er[t]-P-1;
    int e=t,b[25];
    int r=-1;
    while(p!=0)
    {
        r++;
        if(p%2==0)
            b[r]=0;
        else
            b[r]=1;
        p/=2;
    }
    for(int i=r;i>=0;i++)
        if(b[i]==1)
            e=a[e][i];
    return v[e];
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1085 ms 376 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #2
0 / 7.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1077 ms 376 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #3
0 / 22.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1093 ms 412 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 26.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1090 ms 67996 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 40.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1079 ms 67996 KB Time limit exceeded
2 Halted 0 ms 0 KB -