C++基础三-循环控制

#include <iostream>
using namespace std;


int main() {

/*//while
    int num = rand() % 100 +1;
    cout << "Type num" << endl;
    int count = 1;
    cout << num << endl;

    while (1){
        int arg;
        cout << "type the numer: ";
        cin >> arg;
        if (arg < num) {
            cout << "Too small" << endl;
        }
        else if (arg > num) {
            cout << "Too bigger" << endl;
        }
        else {
            cout << "Success!" << endl;
            break;
        }
        count++;
    };
    cout << "You are right ,and u guess "<< count <<  " times" << endl;
    */

/*//do..while
    int count = 0;
    do
    {    
        count+=1;
        cout << "Number is : " << count << endl;
        
    } while (count != 13);
    */

//for 
    /*1.for (int i = 0; i < 20 ;i++)
    {
        cout << "Now i is : " << i << endl;
    */

    /*//2.with 7
    for ( int i = 1; i < 100; i++)
    {
        if ( i % 7 ==0 || i % 10 ==7 || i / 10 ==7 )
        {
            cout << "Success! And it is " << i  <<endl;
        }
        else
        {
            cout << " num is " << i << endl;
        }
    }*/

    system("pause");
    return 0;
}

#include <iostream>
using namespace std;


int main() {

/*//while
    int num = rand() % 100 +1;
    cout << "Type num" << endl;
    int count = 1;
    cout << num << endl;

    while (1){
        int arg;
        cout << "type the numer: ";
        cin >> arg;
        if (arg < num) {
            cout << "Too small" << endl;
        }
        else if (arg > num) {
            cout << "Too bigger" << endl;
        }
        else {
            cout << "Success!" << endl;
            break;
        }
        count++;
    };
    cout << "You are right ,and u guess "<< count <<  " times" << endl;
    */

/*//do..while
    int count = 0;
    do
    {    
        count+=1;
        cout << "Number is : " << count << endl;
        
    } while (count != 13);
    */

//for 
    /*1.for (int i = 0; i < 20 ;i++)
    {
        cout << "Now i is : " << i << endl;
    */

    /*//2.with 7
    for ( int i = 1; i < 100; i++)
    {
        if ( i % 7 ==0 || i % 10 ==7 || i / 10 ==7 )
        {
            cout << "Success! And it is " << i  <<endl;
        }
        else
        {
            cout << " num is " << i << endl;
        }
    }*/

    system("pause");
    return 0;
}