Created
June 13, 2022 09:36
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#include<bits/stdc++.h> | |
using namespace std; | |
int * kq, * chon, * v; // các m?ng | |
int n, dem = 0; | |
void khoitao() { | |
n = 8; | |
v = new int[n]; | |
v[0] = 5; | |
v[1] = 4; | |
v[2] = 2; | |
v[3] = 7; | |
v[4] = 6; | |
v[5] = 2; | |
v[6] = 3; | |
v[7] = 9; | |
chon = new int[n]; | |
kq = new int[n]; | |
for (int j = 0; j < n; j++) chon[j] = kq[j] = 0; | |
} | |
void inkq() { | |
cout << "\n Cach thu " << ++dem << " :"; | |
for (int j = 0; j < n; j++) cout << " " << kq[j]; | |
} | |
void tim(int i, int d) { | |
if (i > n) inkq(); // n?u dã d? h?t n bình xang thì in kq | |
else | |
for (int j = 0; j < n; j++) // duy?t h?t các bình xang | |
{ | |
if (chon[j] == 0 && v[j] > d) | |
// n?u bình xang chua du?c ch?n và có th? bay hon kho?ng cách d | |
{ | |
kq[i - 1] = v[j]; | |
chon[j] = 1; // l?y bình xang và dánh d?u dã l?y | |
tim(i + 1, v[j] - d); | |
kq[i - 1] = 0; | |
chon[j] = 0; | |
} | |
} | |
} | |
int main() { | |
int d = 2; | |
khoitao(); | |
tim(1, d); | |
} |
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