Ideas Solution Code
#include <iostream> #include <time.h> #include <stdlib.h> using namespace std; const int rows = 10; const int cols = 10; int selectOption(){ int choice = 0; cout<<"Press 1 to populate a two-dimensional array with integers from 1 to 100\n"; cout<<"Press 2 to display the array elements\n"; cout<<"Press 3 to display the largest element present in the array along with its row and column index\n"; cout<<"Press 4 to find and show the transpose of the array\n"; cout<<"Press 5 To Exit\n"; cout<<"\nPlease select an option, use numbers from 1 to 5: "; do { cin>>choice; if(choice >= 1 && choice <= 5){ break; } else { cout<<"\nChoice should be between 1 and 5\n"; cout<<"Invalid choice, please select again: "; } } while(true); cout<<"___________________________________________________\n"; return choice; } // end selectOption function void populateArray(int data[rows][cols]){ srand(time(0)); for(int i = 0; i < rows; i++){ for(int j = 0; j < cols; j++){ data[i][j] = rand() % 100 + 1; } } cout<<"Array populated sucessfully\n"; } // end of poulateArray function void showElements(int data[rows][cols]){ for(int i = 0; i < rows; i++){ for(int j = 0; j < cols; j++){ cout<<data[i][j]<<"\t"; } cout<<endl; } } // end of showElements function void showLargestElement(int data[rows][cols]){ int largest = 1, row =0, col = 0; for(int i = 0; i < rows; i++){ for(int j = 0; j < cols; j++){ if(data[i][j] > largest){ largest = data[i][j]; row = i; col = j; } } } cout<<"Largest element is "<<largest<<" which is at row = "<<row+1<<" or index = "<<row<<" and column "<<col+1<<" or index "<<col<<endl; } // end of showLargestElement function void transposeArray(int data[rows][cols]){ for(int i = 0; i < cols; i++){ for(int j = 0; j < rows; j++){ cout<<data[j][i]<<'\t'; } cout<<endl; } } // end of transposeArray function main(){ int choice = 0, data[rows][cols] = {0}; do{ choice = selectOption(); switch(choice){ case 1: cout<<endl; populateArray(data); cout<<endl; break; case 2: if(data[0][0] == 0){ cout<<"\nSorry the array is empty, first populate it by pressing 1 to perform this task"<<endl<<endl<<endl; continue; } cout<<endl; showElements(data); cout<<endl; break; case 3: if(data[0][0] == 0){ cout<<"\nSorry the array is empty, first populate it by pressing 1 to perform this task"<<endl<<endl<<endl; continue; } cout<<endl; showLargestElement(data); cout<<endl; break; case 4: if(data[0][0] == 0){ cout<<"\nSorry the array is empty, first populate it by pressing 1 to perform this task"<<endl<<endl<<endl; continue; } cout<<endl; transposeArray(data); cout<<endl; break; } }while(choice != 5); // end of do-while loop } // end of main functionCS101 GDB 1 Solution and Discussion
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