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Submission #124832

# Submission time Handle Problem Language Result Execution time Memory
124832 2019-07-04T03:35:05 Z nxteru Crayfish scrivener (IOI12_scrivener) C++14
0 / 100
 327 ms 107680 KB 
#include <bits/stdc++.h>
using namespace std;
int le[1000005],n,k,ch[27][1000005],par[20][1000005],dp[1000005];
char re[1000005];
void Init(void){};
void TypeLetter(char c){
	int v=le[n],x=c-'a';
	if(ch[x][v]==0){
		k++;
		ch[x][v]=k;
		re[k]=c;
		par[0][k]=v;
		dp[k]=dp[v]+1;
		for(int i=0;i<19;i++)par[i][k]=par[i][par[i][k]];
	}
	v=ch[x][v];
	n++;
	le[n]=v;
}
void UndoCommands(int x){
	le[n+1]=le[n-x];
	n++;
}
char GetLetter(int x){
	x++;
	int v=le[n];
	for(int i=0;i<20;i++)if((dp[v]-x)>>i&1)v=par[i][v];
	return re[v];
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 7.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 22.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 1016 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 26.0

# Verdict Execution time Memory Grader output
1 Incorrect 288 ms 107680 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 40.0

# Verdict Execution time Memory Grader output
1 Incorrect 327 ms 91384 KB Output isn't correct
2 Halted 0 ms 0 KB -