C++ 개념 공부
C++ 로또 번호 생성기
taene_
2023. 8. 25. 15:16
#include <iostream>
using namespace std;
void Swap(int& a, int& b)
{
int c = a;
a = b;
b = c;
}
void Sort(int* numbers, int count)
{
for (int i = 0; i < count; i++)
{
for (int j = 0; j < count - 1; j++)
{
if (numbers[j] > numbers[j + 1])
{
Swap(numbers[j], numbers[j + 1]);
}
}
}
}
void ChooseLotto(int* numbers)
{
int count = 0;
while (count != 0)
{
int randValue = 1 + rand() % 45; //rand()%45 -> 0~44
//이미 찾은 값인가?
bool isFind = false;
for (int i = 0; i < count; i++)
{
if (numbers[i] == randValue)
{
isFind = true;
break;
}
}
if (isFind == false)
{
numbers[count] = randValue;
count++;
}
}
Sort(numbers, 6);
}
int main()
{
srand(time(0));
int lotto[6];
ChooseLotto(lotto);
for (int i = 0; i < 6; i++)
{
cout << lotto[i] << endl;
}
}