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//program to input two 2x2 matrices (double dimensional arrays) and check them for equality using for loop #include<iostream.h> #include<conio.h> void main() { int a[2][2],b[2][2]; int i,j; int equal=1; clrscr(); cout<<"enter values for matrix 1 \n"; for(i=0;i<2;i++) { for(j=0;j<2;j++) { cout<<"enter element at ["<<i<<"]["<<j<<"]"; cin>>a[i][j]; } } cout<<"enter values for matrix 2 \n"; for(i=0;i<2;i++) { for(j=0;j<2;j++) { cout<<"enter element at ["<<i<<"]["<<j<<"]"; cin>>b[i][j]; } } cout<<"checking matrices for equality \n"; for(i=0;i<2;i++) { for(j=0;j<2;j++) { if(a[i][j]!=b[i][j]) { equal=0; break; } } } if(equal==1) { cout<<"\nmatrices are equal "; } else { cout<<"\nmatrices are not equal"; } getch(); }