Submission #100912

#	Time	Username	Problem	Language	Result	Execution time	Memory
100912		Pro_ktmr	Broken Device (JOI17_broken_device)	C++14	0 / 100	66 ms	3312 KiB

Anna

#include"bits/stdc++.h"
using namespace std;
#define LL long long
#define MP make_pair
#include"Annalib.h"

static vector<int> keta(LL X, int i){
	vector<int> re;
	while(X > 0){
		re.push_back(X%i);
		X /= i;
	}
	return re;
}

static LL make(vector<int> v, int i){
	LL re = 0;
	for(int j=v.size()-1; j>=0; j--){
		re += i;
		re += v[j];
	}
	return re;
}

//void Set(int pos, int bit)
//N=150
void Anna(int N, long long X, int K, int P[]){
	bool canUse[150];
	for(int i=0; i<N; i++) canUse[i] = true;
	for(int i=0; i<K; i++) canUse[P[i]] = false;
	vector<int> tmp = keta(X, 3);
	LL now = 0;
	for(int i=0; i+1<N; i+=2){
		if(now < tmp.size() && canUse[i] && canUse[i+1]){
			if(tmp[now] == 0){
				Set(i, 0);
				Set(i+1, 1);
			}
			if(tmp[now] == 1){
				Set(i, 1);
				Set(i+1, 0);
			}
			if(tmp[now] == 2){
				Set(i, 1);
				Set(i+1, 1);
			}
			now++;
		}
		else{
			Set(i, 0);
			Set(i+1, 0);
		}
	}
}

Bruno

#include"bits/stdc++.h"
using namespace std;
#define LL long long
#define MP make_pair
#include"Brunolib.h"

static vector<int> keta(LL X, int i){
	vector<int> re;
	while(X > 0){
		re.push_back(X%i);
		X /= i;
	}
	return re;
}

static LL make(vector<int> v, int i){
	LL re = 0;
	for(int j=v.size()-1; j>=0; j--){
		re += i;
		re += v[j];
	}
	return re;
}

long long Bruno(int N, int A[]){
	vector<int> ans;
	for(int i=0; i+1<N; i+=2){
		if(A[i] == 0 && A[i+1] == 1){
			ans.push_back(0);
		}
		if(A[i] == 1 && A[i+1] == 0){
			ans.push_back(1);
		}
		if(A[i] == 1 && A[i+1] == 1){
			ans.push_back(2);
		}
	}
	return make(ans,3);
}

Compilation message (stderr)

Anna.cpp: In function 'void Anna(int, long long int, int, int*)':
Anna.cpp:34:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if(now < tmp.size() && canUse[i] && canUse[i+1]){
      ~~~~^~~~~~~~~~~~
Anna.cpp: At global scope:
Anna.cpp:16:11: warning: 'long long int make(std::vector<int>, int)' defined but not used [-Wunused-function]
 static LL make(vector<int> v, int i){
           ^~~~

Bruno.cpp:7:20: warning: 'std::vector<int> keta(long long int, int)' defined but not used [-Wunused-function]
 static vector<int> keta(LL X, int i){
                    ^~~~

• Subtask 1: 0 / 100