C++ Loopga doir masalalar!
Published: 2022-05-30 11:22:08

###(*) belgisidan foydalanib yarim piramidani chop etuvchi dastur.

Natija:

```
*
* *
* * *
* * * *
* * * * *
```

Kod:

```cpp
#include <iostream>
using namespace std;

int main()
{
    int qatorlar;

    cout << "Qatorlar sonini kiriting: ";
    cin >> qatorlar;

    for(int i = 1; i <= qatorlar; ++i)
    {
        for(int j = 1; j <= i; ++j)
        {
            cout << "* ";
        }
        cout << "\n";
    }
    return 0;
}
```

### Raqamlardan foydalanib yarim piramidani chop etuvchi dastur.

Natija:

```
1
1 2
1 2 3
1 2 3 4
1 2 3 4 5
```

Kod:

```cpp
#include <iostream>
using namespace std;

int main()
{
    int qatorlar;

    cout << "Qatorlar sonini kiriting: ";
    cin >> qatorlar;

    for(int i = 1; i <= qatorlar; ++i)
    {
        for(int j = 1; j <= i; ++j)
        {
            cout << j <<" ";
        }
        cout << "\n";
    }
    return 0;
}
```

### Harflar yordamida yarim piramida chop etish.

Natija:

```
A
B B
C C C
D D D D
E E E E E
```

Kod:

```cpp
#include <iostream>
using namespace std;

int main()
{
    char input, alphabet = 'A';

    cout << "Eng ohirgi qatorda chop etilishini hohlagan harfingizni kiriting: ";
    cin >> input;

    for(int i = 1; i <= (input-'A'+1); ++i)
    {
        for(int j = 1; j <= i; ++j)
        {
            cout << alphabet << " ";
        }
        ++alphabet;

        cout << endl;
    }
    return 0;
}
```

### (*) belgisi yordamida teskari yarim piramidani chop etish.

Natija:

```
* * * * *
* * * *
* * * 
* *
*
```

Kod:

```cpp
#include <iostream>
using namespace std;

int main()
{
    int qatorlar;

    cout << "Qatorlar sonini kiriting: ";
    cin >> qatorlar;

    for(int i = qatorlar; i >= 1; --i)
    {
        for(int j = 1; j <= i; ++j)
        {
            cout << "* ";
        }
        cout << endl;
    }
    
    return 0;
}
```

### Raqamlar yordamida teskari yarim piramidani chop etish.

Natija:

```
1 2 3 4 5
1 2 3 4 
1 2 3
1 2
1
```

Kod:

```cpp
#include <iostream>
using namespace std;

int main()
{
    int qatorlar;

    cout << "Qatorlar sonini kiriting: ";
    cin >> qatorlar;

    for(int i = qatorlar; i >= 1; --i)
    {
        for(int j = 1; j <= i; ++j)
        {
            cout << j << " ";
        }
        cout << endl;
    }

    return 0;
}
```

### To'liq piramidani (*) belgisi yordamida chop etish.

Natija:

```
        *
      * * *
    * * * * *
  * * * * * * *
* * * * * * * * *
```

Kod:

```cpp
#include <iostream>
using namespace std;

int main()
{
    int space, qatorlar;

    cout <<"Qatorlar sonini kiriting: ";
    cin >> qatorlar;

    for(int i = 1, k = 0; i <= qatorlar; ++i, k = 0)
    {
        for(space = 1; space <= qatorlar-i; ++space)
        {
            cout <<"  ";
        }

        while(k != 2*i-1)
        {
            cout << "* ";
            ++k;
        }
        cout << endl;
    }    
    return 0;
}
```

### Raqamlar yordamida piramida chop etish.

Natija:

```
        1
      2 3 2
    3 4 5 4 3
  4 5 6 7 6 5 4
5 6 7 8 9 8 7 6 5
```

Kod:

```cpp
#include <iostream>
using namespace std;

int main()
{
    int qatorlar, count = 0, count1 = 0, k = 0;

    cout << "Qatorlar sonini kiriting: ";
    cin >> qatorlar;

    for(int i = 1; i <= qatorlar; ++i)
    {
        for(int space = 1; space <= qatorlar-i; ++space)
        {
            cout << "  ";
            ++count;
        }

        while(k != 2*i-1)
        {
            if (count <= qatorlar-1)
            {
                cout << i+k << " ";
                ++count;
            }
            else
            {
                ++count1;
                cout << i+k-2*count1 << " ";
            }
            ++k;
        }
        count1 = count = k = 0;

        cout << endl;
    }
    return 0;
}
```

### (*) belgisi yordamida teskari to'liq piramidani chop etish.

Natija:

```
* * * * * * * * *
  * * * * * * *
    * * * * *
      * * *
        *
```

Kod:

```cpp
#include <iostream>
using namespace std;

int main()
{
    int qatorlar;

    cout << "Qatorlar sonini kiriting: ";
    cin >> qatorlar;

    for(int i = qatorlar; i >= 1; --i)
    {
        for(int space = 0; space < qatorlar-i; ++space)
            cout << "  ";

        for(int j = i; j <= 2*i-1; ++j)
            cout << "* ";

        for(int j = 0; j < i-1; ++j)
            cout << "* ";

        cout << endl;
    }

    return 0;
}
```

### Paskal uchburchagini chop etish.

Natija:

```
           1
         1   1
       1   2   1
     1   3   3    1
   1  4    6   4   1
 1  5   10   10  5   1 
```

Kod:

```cpp
#include <iostream>
using namespace std;

int main()
{
    int qatorlar, coef = 1;

    cout << "Qatorlar sonini kiriting: ";
    cin >> qatorlar;

    for(int i = 0; i < qatorlar; i++)
    {
        for(int space = 1; space <= qatorlar-i; space++)
            cout <<"  ";

        for(int j = 0; j <= i; j++)
        {
            if (j == 0 || i == 0)
                coef = 1;
            else
                coef = coef*(i-j+1)/j;

            cout << coef << "   ";
        }
        cout << endl;
    }

    return 0;
}
```

### Floyd uchuburchagini chop etish.

Natija:

```
1
2 3
4 5 6
7 8 9 10
```

Kod:

```cpp
#include <iostream>
using namespace std;

int main()
{
    int qatorlar, number = 1;

    cout << "Qatorlar sonini kiriting: ";
    cin >> qatorlar;

    for(int i = 1; i <= qatorlar; i++)
    {
        for(int j = 1; j <= i; ++j)
        {
            cout << number << " ";
            ++number;
        }

        cout << endl;
    }

    return 0;
}
```

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