Birthday paradox

#1

what problem in my code

#2 
#include<iostream>
using namespace std;

int main() {
	float x=1.0;
	float num=365;
	float den=365;
	int people=0;
	float p;
	cin>>p;
	
	while(x>1-p)
	{
		x=x*(num)/den;
		num--;
		people++;
	
	
	}
	cout<<people;

	return 0;
}

for this code of urs
add the condition when p == 1
then your answer needs to be 367

#3

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