Chapter 1 programming problems

1

#include<iostream>
using namespace std;

int main()
{
    cout<<"name: \nAddress: UESTC";
    return 0;
}

2

#include<iostream>
using namespace std;

int convert(int n);

int main()
{
    int n;
    cin >> n;
    cout<< n <<" long = "<<convert(n)<<endl;
    return 0;
}

int convert(int n)
{
    return 220 * n;
}

3

#include<iostream>
using namespace std;

void mice()
{
    cout<<"Three blind mice\n";
}

void amination()
{
    cout<<"See how they run\n";
}

int main()
{
    mice();mice();
    amination();amination();
    return 0;
}

4

#include<iostream>
using namespace std;

int main()
{
    cout<<"Enter your age: ";
    int age = 0;
    cin>>age;
    cout<<"Your age in months is "<<12*age<<".\n";
    return 0;
}

5

#include<iostream>
using namespace std;

float cconvertf(int c);

int main()
{
    cout<<"Please enter a Celsius value: ";
    int Celsius = 0;
    cin>>Celsius;
    cout<<Celsius<<" degrees Celsius is "<<cconvertf(Celsius)<<" degrees Fahrenheit.";
    return 0;
}

float cconvertf(int c)
{
    return (1.8 * c + 32.0);
}

6

#include<iostream>
using namespace std;

long long lconverta(float l);

int main()
{
    cout<<"Enter the number of light years: ";
    float light = 0;
    cin>>light;
    cout<<light<<" light years = "<<lconverta(light)<<" astronomical units."<<endl;
    return 0;
}

long long lconverta(float l)
{
    return 63240 * l;
}

7

#include<iostream>
using namespace std;

void showtime(int h, int m);

int main()
{
    showtime(9,28);
    return 0;
}

void showtime(int h, int m)
{
    cout<<"Time: "<<h<<" : "<<m<<endl;
}