oj.uz

Submission #592602

# Submission time Handle Problem Language Result Execution time Memory
592602 2022-07-09T10:38:02 Z tqbfjotld None (JOI15_memory) C++14
100 / 100
 2359 ms 284144 KB 
#include "Memory_lib.h"
#include <bits/stdc++.h>
using namespace std;

int Memory(int N, int M) {
	int cur = M%N;
	int nowat = (M/N)%N;
	int rem = M/N/N;
	int dir = rem&1;
	rem>>=1;
	int typ =  rem&1;
	rem >>=1;
	int height = rem;
	if (M==160){
		//printf("%d %d %d %d %d\n",cur,nowat,dir,typ,height);
	}
	if (cur>=N || nowat>=N) return -2;
	assert(height>=0 && true);
	if (cur==nowat){
		char res = Get(cur+1);
		//if (M==160)printf("received %c\n",res);
		if (res=='[' || res=='<'){
			dir = 1;
		}
		else{
			dir = 0;
		}
		if (res=='<' || res=='>'){
			typ = 0;
		}
		else{
			typ = 1;
		}
		nowat += dir?1:-1;
		if (nowat<0 || nowat>=N) return -2;
		height = 1;
	}
	else{
		if (height==0) return -2;
		char res = Get(nowat+1);
		//if (M==100)printf("received %c\n",res);
		if (res=='[' || res=='<'){
			if (dir==0){
				height--;
				if (height==0){
					if (typ==(res=='[')){
						cur = cur+1;
						nowat = cur;
						dir = 0;
						typ = 0;
						height = 0;
					}
					else{
						return -2;
					}
				}
				else{
					nowat--;
					if (nowat<0) return -2;
				}
			}
			else{
				height++;
				if (height>50) return -2;
				nowat++;
				if (nowat>=N) return -2;
			}
		}
		else{
			if (dir==1){
				height--;
				if (height==0){
					if (typ==(res==']')){
						cur = cur+1;
						nowat = cur;
						dir = 0;
						typ = 0;
						height = 0;
					}
					else{
						return -2;
					}
				}
				else{
					nowat++;
					if (nowat>=N) return -2;
				}
			}
			else{
				height++;
				if (height>50) return -2;
				nowat--;
				if (nowat<0) return -2;
			}
		}
	}
	assert(height>=0);
	if (cur==N) return -1;
	//if (M==160) printf("%d %d %d %d %d end\n",cur,nowat,dir,typ,height);
	int retv = ((height*4+typ*2+dir)*N+nowat)*N+cur;
	if (retv>=(1<<22)) return -2;
	return retv;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2301 ms 284144 KB Output is correct
2 Correct 2359 ms 284112 KB Output is correct
3 Correct 2272 ms 284024 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2301 ms 284144 KB Output is correct
2 Correct 2359 ms 284112 KB Output is correct
3 Correct 2272 ms 284024 KB Output is correct
4 Correct 2325 ms 283940 KB Output is correct

Subtask #3
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2301 ms 284144 KB Output is correct
2 Correct 2359 ms 284112 KB Output is correct
3 Correct 2272 ms 284024 KB Output is correct
4 Correct 2325 ms 283940 KB Output is correct
5 Correct 2237 ms 283900 KB Output is correct

Subtask #4
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2301 ms 284144 KB Output is correct
2 Correct 2359 ms 284112 KB Output is correct
3 Correct 2272 ms 284024 KB Output is correct
4 Correct 2325 ms 283940 KB Output is correct
5 Correct 2237 ms 283900 KB Output is correct
6 Correct 2199 ms 284084 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2227 ms 284080 KB Output is correct

Subtask #6
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 2301 ms 284144 KB Output is correct
2 Correct 2359 ms 284112 KB Output is correct
3 Correct 2272 ms 284024 KB Output is correct
4 Correct 2325 ms 283940 KB Output is correct
5 Correct 2237 ms 283900 KB Output is correct
6 Correct 2199 ms 284084 KB Output is correct
7 Correct 2227 ms 284080 KB Output is correct
8 Correct 2242 ms 284028 KB Output is correct
9 Correct 2252 ms 284028 KB Output is correct