oj.uz

Submission #975773

# Submission time Handle Problem Language Result Execution time Memory
975773 2024-05-05T20:18:05 Z marinaluca Crayfish scrivener (IOI12_scrivener) C++14
5 / 100
 201 ms 85584 KB 
char c[1000010];
int a[1000010],lev[1000010],st[20][1000010],t;
void Init(){}
void TypeLetter(char L){
    int i;
    c[a[++t]=t]=L;
    lev[t]=lev[st[0][t]=a[t-1]]+1;
    for(i=1;i<20;++i)st[i][t]=st[i-1][st[i-1][t]];
}
void UndoCommands(int U){a[++t]=a[t-U-1];}
char GetLetter(int P){
    int i,x=a[t];
    for(i=20;i--;)if(lev[st[i][x]]>P)x=st[i][x];
    return c[x];
}

Compilation message

scrivener.cpp: In function 'void UndoCommands(int)':
scrivener.cpp:10:28: warning: operation on 't' may be undefined [-Wsequence-point]
   10 | void UndoCommands(int U){a[++t]=a[t-U-1];}
      |                            ^~~
scrivener.cpp:10:28: warning: operation on 't' may be undefined [-Wsequence-point]

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 41304 KB Output is correct
2 Correct 6 ms 41308 KB Output is correct
3 Correct 5 ms 41308 KB Output is correct
4 Correct 5 ms 41308 KB Output is correct
5 Correct 6 ms 41308 KB Output is correct
6 Correct 5 ms 41308 KB Output is correct
7 Correct 4 ms 41308 KB Output is correct
8 Correct 5 ms 41464 KB Output is correct
9 Correct 5 ms 41308 KB Output is correct
10 Correct 5 ms 41304 KB Output is correct

Subtask #2
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 41308 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 22.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 41308 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 26.0

# Verdict Execution time Memory Grader output
1 Incorrect 144 ms 85360 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 40.0

# Verdict Execution time Memory Grader output
1 Incorrect 201 ms 85584 KB Output isn't correct
2 Halted 0 ms 0 KB -