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Conditional Statements.cpp
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Conditional Statements.cpp
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// # Problem : https://www.hackerrank.com/challenges/c-tutorial-conditional-if-else/problem
// # Score : 10.0
// # Difficulty : Easy
#include <bits/stdc++.h>
using namespace std;
//defines functions
string ltrim(const string &);
string rtrim(const string &);
int main()
{
string n_temp;
//gets input as a string
getline(cin, n_temp);
//trims all trailing whitespaces and gives integer form of input
int n = stoi(ltrim(rtrim(n_temp)));
// Write your code here
// if-else if statements to check which number it is, else statement if it is greater than 9
if(n==1){
cout << "one";
}
else if(n==2){
cout << "two";
}
else if(n==3){
cout << "three";
}
else if(n==4){
cout << "four";
}
else if(n==5){
cout << "five";
}
else if(n==6){
cout << "six";
}
else if(n==7){
cout << "seven";
}
else if(n==8){
cout << "eight";
}
else if(n==9){
cout << "nine";
}
else{
cout << "Greater than 9";
}
return 0;
}
string ltrim(const string &str) {
string s(str);
s.erase(
s.begin(),
find_if(s.begin(), s.end(), not1(ptr_fun<int, int>(isspace)))
);
return s;
}
string rtrim(const string &str) {
string s(str);
s.erase(
find_if(s.rbegin(), s.rend(), not1(ptr_fun<int, int>(isspace))).base(),
s.end()
);
return s;
}