C++ examples for Data Type:Array
Prints values in array in descending order.
const int MAX = 10; #include <iostream> using namespace std; #include <stdlib.h> void fill_array(int ara[MAX]); void print_array(int ara[MAX]); void sort_array(int ara[MAX]); void main()//from www . j a v a 2 s . com { int ara[MAX]; fill_array(ara); // Puts random numbers in the array. cout << "Here are the unsorted numbers:\n"; print_array(ara); // Prints the unsorted array. sort_array(ara); // Sorts the array. cout << "\n\nHere are the sorted numbers:\n"; print_array(ara); // Prints the newly sorted array. return; } void fill_array(int ara[MAX]) { // Puts random numbers in the array. int ctr; for (ctr=0; ctr<MAX; ctr++) { ara[ctr] = (rand() % 100); } // Forces number to 0-99 range. return; } void print_array(int ara[MAX]) { // Prints the array int ctr; for (ctr=0; ctr<MAX; ctr++) { cout << ara[ctr] << "\n"; } return; } void sort_array(int ara[MAX]) { // Sorts the array. int temp; // Temporary variable to swap with. int ctr1, ctr2; // Need two loop counters to swap pairs of numbers. for (ctr1=0; ctr1<(MAX-1); ctr1++) { for (ctr2=(ctr1+1); ctr2<MAX; ctr2++) // Test pairs { if (ara[ctr1] < ara[ctr2]) // Swap if this { temp = ara[ctr1]; // pair is not in order. ara[ctr1] = ara[ctr2]; ara[ctr2] = temp; // "Float" the lowest to the highest. } } } return; }