Submission #282505

#	Time	Username	Problem	Language	Result	Execution time	Memory
282505		mhy908	기억 압축 (JOI15_memory)	C++14	30 / 100	2892 ms	284012 KiB

memory

#include "Memory_lib.h"
#include <bits/stdc++.h>
using namespace std;

int Memory(int N, int M){
    if(N%2)return -2;
    int lv=M&127, l=(M>>7)&63, r=(M>>13)&63, tp=(M>>20)&1;
    if(lv>N/2||l>N||r>N)return -2;
    if(!l){
        tp=-1;
        lv=0;
    }
    if(!lv){
        if(r==N){
            if(l)return -2;
            return -1;
        }
        char c=Get(++r);
        if(c=='['){
            l=r;
            tp=0;
        }
        if(c=='<'){
            l=r;
            tp=1;
        }
        if(c==']'){
            if(tp!=0)return -2;
            l--;
            lv++;
        }
        if(c=='>'){
            if(tp!=1)return -2;
            l--;
            lv++;
        }
    }
    else{
        char c=Get(l--);
        if(c=='['){
            lv--;
            if(!lv)tp=0, l++;
        }
        else if(c=='<'){
            lv--;
            if(!lv)tp=1, l++;
        }
        else lv++;
    }
    return lv+(l<<7)+(r<<13)+(tp<<20);
}

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 5 / 5
• Subtask 4: 5 / 5
• Subtask 5: 0 / 10
• Subtask 6: 0 / 60