Difficulty: Very Easy
Time to solve: 1-2 min
Video this is covered in: 1-5

#include <iostream>
#include <iomanip>
using namespace std;
int main(){
    
    cout << "Enter the number 5 to see a secret message: ";
    int x=0;
    cin >> x;
    
    if (x=5){
        cout << "I love you!\n";
    }
    else{
        cout << "That wasn't the number 5!\n";
    }
return 0;
}

Input: 7
Program output: “I love you!”

Difficulty: Very Easy
Time to solve: 1-2 min
Video this is covered in: 1-10


#include <iostream>

using namespace std;
int main(){

    int i = 0;
    while (i<10){
        cout << i <<endl;
        i+;
    }
    
return 0;
}

Input: 7
Error MessageTesting.cpp:9: error: expected primary-expression before ‘;’ token

Difficulty: Very Easy
Time to solve: 1-2 min
Video this is covered in: 1-15



#include <iostream>

using namespace std;
int main(){

    for (int i=0; i<100; i++){
        cout << i;
        if ((i % 25)=0){
            break;
        }
    }
    
return 0;
}

Error MessageTesting.cpp:8: error: non-lvalue in assignment

Difficulty: Very Easy
Time to solve: 1-2 min
Video this is covered in: 1-20



#include <iostream>

using namespace std;
int main(){
    int i=0;
    for (i=0; i<100; i++){
        cout << i;
        if ((i % 25)==0){
            break;
        }
    }
    cout <<endl << endl;
    for(int j=0; j<10; j++){
        cout<< j+i;
    }
    cout <<"The ending values for i and j are: i="<< i <<" and j=" << j;
    
    
return 0;
}

Error MessageTesting.cpp:16: error: name lookup of j' changed for new ISO for’ scoping
Testing.cpp:13: error: using obsolete binding at `j’

Difficulty: Easy
Time to solve: 1-2 min
Video this is covered in: 1-25


#include <iostream>

using namespace std;

void addition(int, int);

int main(){

    cout << "Enter number 1: ";
    int x=0;
    cin >> x;
    
    cout << "Enter number 2: ";
    int y=0;
    cin >> y;
    
    cout << addition(x,y);
    
    
return 0;
}

void addition(int x, int y){
    return x+y;
}

Error MessageYATesting.cpp: In function

int main()':
YATesting.cpp:17: error: no match for 'operator<<' in 'std::cout << addition(x, y)'
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/bits/ostream.tcc:63: note: candidates are: std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(std::basic_ostream<_CharT, _Traits>&(*)(std::basic_ostream<_CharT, _Traits>&)) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/bits/ostream.tcc:74: note:                 std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(std::basic_ios<_CharT, _Traits>&(*)(std::basic_ios<_CharT, _Traits>&)) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/bits/ostream.tcc:86: note:                 std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(std::ios_base&(*)(std::ios_base&)) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/bits/ostream.tcc:121: note:                 std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(long int) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/bits/ostream.tcc:155: note:                 std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(long unsigned int) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/bits/ostream.tcc:98: note:                 std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(bool) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/ostream:178: note:                 std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(short int) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/ostream:189: note:                 std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(short unsigned int) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/ostream:193: note:                 std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(int) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/ostream:204: note:                 std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(unsigned int) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/bits/ostream.tcc:179: note:                 std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(long long int) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/bits/ostream.tcc:214: note:                 std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(long long unsigned int) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/bits/ostream.tcc:238: note:                 std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(double) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/ostream:219: note:                 std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(float) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/bits/ostream.tcc:261: note:                 std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(long double) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/bits/ostream.tcc:284: note:                 std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(const void*) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/bits/ostream.tcc:307: note:                 std::basic_ostream<_CharT, _Traits>& std::basic_ostream<_CharT, _Traits>::operator<<(std::basic_streambuf<_CharT, _Traits>*) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/ostream:449: note:                 std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, char) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/bits/ostream.tcc:505: note:                 std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, char) [with _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/ostream:460: note:                 std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, signed char) [with _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/ostream:465: note:                 std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, unsigned char) [with _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/bits/ostream.tcc:567: note:                 std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const char*) [with _CharT = char, _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/bits/ostream.tcc:612: note:                 std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const char*) [with _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/ostream:499: note:                 std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const signed char*) [with _Traits = std::char_traits<char>]
/usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/ostream:504: note:                 std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const unsigned char*) [with _Traits = std::char_traits<char>]
YATesting.cpp: In function 
void addition(int, int)’: