Submission #123083

#	Time	Username	Problem	Language	Result	Execution time	Memory
123083		SirCeness	Ancient Books (IOI17_books)	C++14	0 / 100	2 ms	376 KiB

books

#include <bits/stdc++.h>

#define pb push_back
#define mp make_pair
#define inside sl<=l&&r<=sr
#define outside r<sl||sr<l
#define inf 1000000009
using namespace std;
typedef long long ll;

int n;
vector<int> arr;
vector<ll> numara;
int num = 0;
vector<pair<ll, ll> > minler;


ll minimum_walk(vector<int> p, int s){
	if (p[0] == 0){
		if (p[1] == 1){
			if (p[2] == 2){
				// 0 1 2 3
				return 0;
			} else {
				// 0 1 3 2
				return 6;
			}
		} else if (p[1] == 2){
			if (p[2] == 1){
				// 0 2 1 3
				return 4;
			} else {
				// 0 2 3 1
				return 6;
			}
		} else if (p[1] == 3){
			if (p[2] == 1){
				// 0 3 1 2
				return 6;
			} else {
				// 0 3 2 1
				return 6;
			}
		}
	} else if (p[0] == 1){
		if (p[1] == 0){
			if (p[2] == 2){
				// 1 0 2 3
				return 2;
			} else {
				// 1 0 3 2
				return 6;
			}
		} else if (p[1] == 2){
			if (p[2] == 0){
				// 1 2 0 3
				return 4;
			} else {
				// 1 2 3 0
				return 6;
			}
		} else if (p[1] == 3){
			if (p[2] == 0){
				// 1 3 0 2
				return 6;
			} else {
				// 1 3 2 0
				return 6;
			}
		}
	} else if (p[0] == 2){
		if (p[1] == 0){
			if (p[2] == 1){
				// 2 0 1 3
				return 4;
			} else {
				// 2 0 3 1
				return 6;
			}
		} else if (p[1] == 1){
			if (p[2] == 0){
				// 2 1 0 3
				return 4;
			} else {
				// 2 1 3 0
				return 6;
			}
		} else if (p[1] == 3){
			if (p[2] == 0){
				// 2 3 0 1
				return 8;
			} else {
				// 2 3 1 0
				return 8;
			}
		}
	} else if (p[0] == 3){
		if (p[1] == 0){
			if (p[2] == 1){
				// 3 0 1 2
				return 6;
			} else {
				// 3 0 2 1
				return 6;
			}
		} else if (p[1] == 1){
			if (p[2] == 0){
				// 3 1 0 2
				return 6;
			} else {
				// 3 1 2 0
				return 6;
			}
		} else if (p[1] == 2){
			if (p[2] == 0){
				// 3 2 0 1
				return 8;
			} else {
				// 3 2 1 0
				return 8;
			}
		}
	}
}

Compilation message (stderr)

books.cpp: In function 'll minimum_walk(std::vector<int>, int)':
books.cpp:124:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

• Subtask 1: 0 / 12
• Subtask 2: 0 / 10
• Subtask 3: 0 / 28
• Subtask 4: 0 / 20
• Subtask 5: 0 / 30