/*A program to delete all the instances of a given key in a vector (1 dimensional array). Consider all the conditions.*/ #include using namespace std; int main() { long n,key; //input size of array cout<<"Enter size of the array - "; cin>>n;
//input key cout<<"Enter key - "; cin>>key;
//create array of size n long array[n];
// input elements in the array cout<<"Input elements of the array - "<<endl; for(long i=0;i>array[i];
//printing the input array cout<<"\nThe Original Array is - "<<endl; for(long i=0;i
//count of number of elements equal to key long count =0;cout<<endl;
//shifts every element back for(long i=0;i
//size of the array after deleting n=n-count;
//printing the new array cout<<"The New Array is -"<<endl; for(long i=0;i
//case handling where all elements equal to key if(n==0)cout<<"Array Empty"<<endl;
return 0; }
/*A program to delete all the duplicate instances in a vector (1 dimensional array). */ #include using namespace std; int main() { long n,key; //input size of array cout<<"Enter size of the array - "; cin>>n;
//create array of size n long array[n];
// input elements in the array cout<<"Input elements of the array - "<<endl; for(long i=0;i>array[i];
cout<<endl<<endl;
//printing the input array cout<<"The Original Array is - "<<endl; for(long i=0;i
for(long k=0;k
//count of number of elements equal to key
long count =0;
//shifts every element back for(long i=k+1;i
//size of the array after deleting keys n=n-count; } //printing the new array cout<<"The New Array is -"<<endl; for(long i=0;i
return 0; }
/*A program to check whether a given square matrix is orthogonal. */ #include using namespace std; int main() { long n; cout<<"enter size of square matrix:"; cin>>n; long array[n][n],ans[n][n];//array declaration cout<<"enter array elements:\n"; for(long i=0;i>array[i][j];//
taking array elements
} cout<<"array is:\n"; for(long i=0;i
for(long i=0;i
} }
long check=1; cout<<"\n\nA*A\':\n"; for(long i=0;i
if(check==0)cout<<"\nNOT Orthogonal"; else cout<<"\nOrthogonal"; return 0; }