oj.uz

Submission #194174

# Submission time Handle Problem Language Result Execution time Memory
194174 2020-01-15T22:01:35 Z oscarsierra12 Crayfish scrivener (IOI12_scrivener) C++14
5 / 100
 161 ms 7852 KB 
#include <bits/stdc++.h>
using namespace std ;

const int N = 1e6+2 ;

int last, delCommands;
string let ;
string ot ;
int q ;
int acc[N] ;

void Init() {q = 0 ;last = 0;}

void TypeLetter(char L) {
  ot.push_back ( L );
  ++q ;
  acc[q]++ ; acc[q]+=acc[q-1];
}

void UndoCommands(int U) {
  ++q ;
  last = q ;
  delCommands = U+1;
  //cout << last << ' ' << delCommands << '\n' ;
  reverse ( ot.begin(), ot.end() ) ;
  while ( ot.size() ) {
    let.push_back ( ot.back() ) ;
    ot.pop_back() ;
  }
}

char GetLetter(int P) {
 // cout << last << ' ' << delCommands << ' ' << acc[3] << '\n' ;
  if ( P+1 > acc[last-delCommands] ) {
    P -= acc[last-delCommands] ;
    return ot[P] ;
  }
  return let[P];
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 1 ms 256 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 256 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 256 KB Output is correct
7 Correct 3 ms 376 KB Output is correct
8 Correct 2 ms 252 KB Output is correct
9 Correct 2 ms 256 KB Output is correct
10 Correct 2 ms 256 KB Output is correct

Subtask #2
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Incorrect 2 ms 376 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 22.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 376 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 26.0

# Verdict Execution time Memory Grader output
1 Runtime error 112 ms 7852 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #5
0 / 40.0

# Verdict Execution time Memory Grader output
1 Runtime error 161 ms 7272 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -