oj.uz

Submission #12673

# Submission time Handle Problem Language Result Execution time Memory
12673 2014-12-28T15:51:51 Z gs14004 Crayfish scrivener (IOI12_scrivener) C++
34 / 100
 1000 ms 13776 KB 
int ops[1000005], prev[1000005], size[1000005], sz;

void Init(){
    
}

void TypeLetter(char L){
    ops[sz] = L;
    sz++;
    prev[sz] = sz-1;
}

void UndoCommands(int U){
    ops[sz] = -U;
    prev[sz] = sz-U-1;
    sz++;
    prev[sz] = sz-1;
}

char str[1000005];
char GetLetter(int P){
    int piv = 0;
    int i = sz;
    while (i) {
        i = prev[i];
        if(ops[i] >= 0) str[piv++] = ops[i];
    }
    return str[piv - P - 1];
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 13776 KB Output is correct
2 Correct 0 ms 13776 KB Output is correct
3 Correct 0 ms 13776 KB Output is correct
4 Correct 0 ms 13776 KB Output is correct
5 Correct 0 ms 13776 KB Output is correct
6 Correct 0 ms 13776 KB Output is correct
7 Correct 0 ms 13776 KB Output is correct
8 Correct 0 ms 13776 KB Output is correct
9 Correct 0 ms 13776 KB Output is correct
10 Correct 0 ms 13776 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 13776 KB Output is correct
2 Correct 0 ms 13776 KB Output is correct
3 Correct 0 ms 13776 KB Output is correct
4 Correct 0 ms 13776 KB Output is correct
5 Correct 0 ms 13776 KB Output is correct
6 Correct 0 ms 13776 KB Output is correct
7 Correct 0 ms 13776 KB Output is correct
8 Correct 0 ms 13776 KB Output is correct
9 Correct 0 ms 13776 KB Output is correct
10 Correct 0 ms 13776 KB Output is correct

Subtask #3
22.0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 13776 KB Output is correct
2 Correct 0 ms 13776 KB Output is correct
3 Correct 0 ms 13776 KB Output is correct
4 Correct 0 ms 13776 KB Output is correct
5 Correct 0 ms 13776 KB Output is correct
6 Correct 0 ms 13776 KB Output is correct
7 Correct 0 ms 13776 KB Output is correct
8 Correct 0 ms 13776 KB Output is correct
9 Correct 4 ms 13776 KB Output is correct
10 Correct 0 ms 13776 KB Output is correct

Subtask #4
0.0 / 26.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1000 ms 13776 KB Program timed out
2 Halted 0 ms 0 KB -

Subtask #5
0.0 / 40.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1000 ms 13776 KB Program timed out
2 Halted 0 ms 0 KB -