CelsiusToFahrenheit

#include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
#include <bits/stdc++.h>
using namespace std;
#define ll long long int
#define lt long long
#define pi (3.141592653589)
#define mod 1000000007

#define tc     \
     int t;    \
     cin >> t; \
     while (t--)

#define lull NULL

#define float double

#define pb push_back

#define mp make_pair

#define ff first

#define ss second

#define all(c) c.begin(), c.end()

#define min3(a, b, c) min(c, min(a, b))

#define min4(a, b, c, d) min(d, min(c, min(a, b)))

#define fir(i, n) for (int i = n - 1; i >= 0; i--)

#define fi(i, n) for (int i = 0; i < n; i++)
#define fin(j, n) for (int i = j; i <= n; i++)

#define fast ios_base::sync_with_stdio(false), cin.tie(nullptr), cout.tie(nullptr);

// function to convert Celsius
// scale to Fahrenheit scale
float Cel_To_Fah(float N)
{
     return ((N * 9.0 / 5.0) + 32.0);
}

// Driver code
int main()
{
     float N = 20.0;

     // Function call
     cout << Cel_To_Fah(N);
     return 0;
}