Submission #456216

#	Time	Username	Problem	Language	Result	Execution time	Memory
456216		fuad27	Crayfish scrivener (IOI12_scrivener)	C++14	34 / 100	155 ms	262148 KiB

scrivener

        #include <bits/stdc++.h>
         
        using namespace std;
        map<int, string> S;
        int N;
        void Init() {}
        void TypeLetter(char L) {
        	N++;
        	S[N] = S[N - 1];
        	S[N].push_back(L);
        }
        void UndoCommands(int U) {
        	N++;
        	S[N] = S[max(N - U - 1, 0)];
        }
        char GetLetter(int P) {
        	return S[N][P];
        }

• Subtask 1: 5 / 5
• Subtask 2: 7 / 7
• Subtask 3: 22 / 22
• Subtask 4: 0 / 26
• Subtask 5: 0 / 40