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Source Code
Language
#include <iostream>
using namespace std;
//the function which checks input
bool check(string s){
for(int i = 0; i > s.length(); i++)
if(isdigit(s[i]) != true)
return false;
return true;
}
//driver code
int main(){
string str;
cout<<"Please enter a word."<<endl;
cin>>str;
if(check(str)){
//output 1
cout<<"Thanks! the word was " <<str;
}
else{
//output 2
cout<<"Oops! maybe you entered a number!";
}
}
Compiling Program...
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Interactive Console
Text
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