The 14th week on the Machine practice project of the two-dimensional array (4)

Questions and codes

/* Copyright (c) 2014, Yantai University School of Computer * All rights reserved. * File name: Test.cpp * Author: Simbin * Completion Date: November 27, 2014 * Version number: v1.0 * * Problem description: Output all even numbers. * Input Description: The latter two column elements.    * Program output: even array elements; */#include <iostream>using namespace Std;int main () {int i,x,y;    int a[5][4]= {{0,1},{4,5},{8,9},{12,13},{16,17}};    cout<< "Please enter 10 integers:" <<endl;    for (x=0; x<5; x + +) for (y=2; y<4; y++) cin>>a[x][y];    The value in the cout<< "array is:" <<endl;        for (x=0; x<5; x + +) {cout<< "" <<x<< "line:";        for (y=0; y<4; y++) cout<<a[x][y]<< "";    cout<<endl; } cout<< "Now multiply all elements by 3 times times ... Complete!    "<<endl;    cout<< "sequencing priority output:" <<endl;        for (y=0; y<4; y++) {cout<< "<<y<<" column: ";        for (x=0; x<5; x + +) cout<<3*a[x][y]<< "";    cout<<endl;    } cout<< "Inverted output:" <<endl; for (x=4; x>=0; x--) {cout<< "first" <<x<< "line:";        for (y=3; y>=0; y--) cout<<3*a[x][y]<< "";    cout<<endl;    } cout<< "Array of even:" <<endl; for (x=0; x<5; x + +) for (y=0; y<4; y++) if (3*a[x][y]%2==0) cout<< "a[" <<x&    lt;< "[" <<y<< "]=" <<3*a[x][y]<<endl; return 0;}

Operation Result:

The 14th week on the Machine practice project of the two-dimensional array (4)