Probleme de informatica - enunturi si rezolvari

Se citeste un numar natural n (n<=20). Construiti si afisati o matrice patratica cu n linii si n coloane dupa modelul de mai jos, obtinut pentru n=9.
0 0 0 0 0 0 0 0 1
0 0 0 0 0 0 0 1 2
0 0 0 0 0 0 1 2 4
0 0 0 0 0 1 2 4 8
0 0 0 0 1 2 4 8 16
0 0 0 1 2 4 8 16 32
0 0 1 2 4 8 16 32 64
0 1 2 4 8 16 32 64 128
1 2 4 8 16 32 64 128 256

#include <iostream>

using namespace std;

int main()
{
    int n,A[21][21];
    cin>>n;
    for(int i=1;i<=n;i++)
        for(int j=1;j<=n;j++)
            if(i+j<n+1) A[i][j]=0;
            else if(i+j==n+1) A[i][j]=1;
                 else A[i][j]=A[i-1][j]+A[i][j-1];
    for(int i=1;i<=n;i++)
    {
        for(int j=1;j<=n;j++)
            cout<<A[i][j]<<" ";
        cout<<endl;

    }
    return 0;
}

21 nov 2024

Site-ul conține 884 de probleme rezolvate