Main.cc: In function 'int main()':
Main.cc:8:13: error: 'a' was not declared in this scope
cin>>a[i][j];
^
Main.cc:13:13: error: 'b' was not declared in this scope
cin>>b[i][j];
^
Main.cc:18:8: error: 'c' was not declared in this scope
c[i][j]=a[i][j]+b[i][j];
^
Main.cc:18:16: error: 'a' was not declared in this scope
c[i][j]=a[i][j]+b[i][j];
^
Main.cc:18:24: error: 'b' was not declared in this scope
c[i][j]=a[i][j]+b[i][j];
^