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Write a C++ program to reverse case of each alphabet in the string

Consider the following class mystring class mystring { char str[100]; public:\\methods }; overload operator "!" to reverse case of each alphabet in the string #include<iostream.h> #include<string.h> #include<conio.h> class mystring { char str[100]; public:void accept()        {        cout<<"\n Enter string:-";        cin>>str;        }        void operator !(); }; void mystring::operator !()        {        int len;        len=strlen(str);        cout<<"\n Reverse string is:-";        for(int i=len-1;i>=0;i--)        cout<<str[i];        } int main() { mystring m1; clrscr(); m1.accept...

Write a visual basic program for stopwatch

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Write a visual basic program for stopwatch:- Design Window:- Code:- Dim starttime As Date Dim s As Date Private Sub Reset_Click() Timer1.Enabled = False starttime = Now Timer1.Enabled = True End Sub Private Sub Start_Click() starttime = Now Timer1.Enabled = True End Sub Private Sub Stop_Click() Timer1.Enabled = False Label1.Caption = "" End Sub Private Sub Form_Load() Timer1.Enabled = False End Sub Private Sub Pause_Click() If Pause.Caption = "Pause" Then Timer1.Enabled = False s1 = Label1.Caption Pause.Caption = "Play" End If If Pause.Caption = "Play" Then     Label1.Caption = s1     Timer1.Enabled = True End If End Sub Private Sub Timer1_Timer() Label1.Caption = Format$(Now - starttime, "hh:mm:ss:ms") End Sub ============================================ OUTPUT