#include <iostream>
using namespace std;
int main()
{
const int NUMBER_OF_ELEMENTS = 2;
double numbers[NUMBER_OF_ELEMENTS];
double numbers_squared[NUMBER_OF_ELEMENTS];
double sum = 0;
for (int i = 0; i < NUMBER_OF_ELEMENTS; i++)
{
cout << "Enter a new number: ";
cin >> numbers[i];
sum += numbers[i];
numbers_squared[i]=numbers[i]*numbers[i];
}
cout << "numbers[1] is " << numbers[1] << endl;
cout << "numbers_squared[1] is " << numbers_squared[1] << endl;
double average = sum / NUMBER_OF_ELEMENTS;
int count = 0; // The number of elements above average
for (int i = 0; i < NUMBER_OF_ELEMENTS; i++)
if (numbers[i] > average)
count++;
cout << "Average is " << average << endl;
cout << "Number of elements above the average " << count << endl;
system("pause");
return 0;
}
#include <iostream>
#include <iomanip>
using namespace std;
int fun(int array[3][3])
{
int i,j,t;
for(i=0;i<3;i++)
for(j=0;j<i;j++)
{
t=array[i][j];
array[i][j]=array[j][i];
array[j][i]=t;
}
return 0;
}
int main()
{
int i,j;
int array[3][3]={{1,2,3},{4,5,6},{7,8,9}};
cout << "Converted Front" <<endl;
for(i=0;i<3;i++)
{
for(j=0;j<3;j++)
cout << setw(7) << array[i][j] ;
cout<< endl;
}
fun(array);
cout << "Converted result" <<endl;
for(i=0;i<3;i++)
{
for(j=0;j<3;j++)
cout << setw(7) << array[i][j] ;
cout<< endl;
}
return 0;
}
#include <cstdlib>
#include <iostream>
using namespace std;
float sarea(float pi, int r){
return 4*pi*r*r;
}
float svolumn(float pi, int r){
return 4*pi*r*r*r/3;
}
int main(int argc, char *argv[])
{
float pi = 3.14;
int q = 1;
int w = 2;
int e = 3;
int r = 4;
int t = 5;
int y = 6;
int u = 7;
int i = 8;
int o = 9;
int p = 10;
cout << "表面積: " << sarea(pi,q) << endl;
cout << "體積: " << svolumn(pi,q) << endl;
cout << "表面積: " << sarea(pi,w) << endl;
cout << "體積: " << svolumn(pi,w) << endl;
cout << "表面積: " << sarea(pi,e) << endl;
cout << "體積: " << svolumn(pi,e) << endl;
cout << "表面積: " << sarea(pi,r) << endl;
cout << "體積: " << svolumn(pi,r) << endl;
cout << "表面積: " << sarea(pi,t) << endl;
cout << "體積: " << svolumn(pi,t) << endl;
cout << "表面積: " << sarea(pi,y) << endl;
cout << "體積: " << svolumn(pi,y) << endl;
cout << "表面積: " << sarea(pi,u) << endl;
cout << "體積: " << svolumn(pi,u) << endl;
cout << "表面積: " << sarea(pi,i) << endl;
cout << "體積: " << svolumn(pi,i) << endl;
cout << "表面積: " << sarea(pi,o) << endl;
cout << "體積: " << svolumn(pi,o) << endl;
cout << "表面積: " << sarea(pi,p) << endl;
cout << "體積: " << svolumn(pi,p) << endl;
system("PAUSE");
return EXIT_SUCCESS;
}
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