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auto addition = [] (double a, double b) { return a + b; };
 
auto substruction = [] (double a, double b) { return a - b; };
 
auto divide = [] (double a, double b) { return a / b; };
 
auto multiplie = [] (double a, double b) { return a * b; };
 
typedef std::function<double (double, double)> DoubleFunc;
 
int main()
{
    std::vector<DoubleFunc> funcVector;
 
    funcVector.push_back(addition);
    funcVector.push_back(substruction);
    funcVector.push_back(multiplie);
    funcVector.push_back(divide);
 
    std::for_each(funcVector.begin(), funcVector.end(), []
    (DoubleFunc func)
    {
        std::cout << func(3.14159, 100500) << std::endl;
    });
 
    system("pause");
    return 0;
}

prog.cpp:1: error: ISO C++ forbids declaration of ‘addition’ with no type
prog.cpp:1: error: top-level declaration of ‘addition’ specifies ‘auto’
prog.cpp:1: error: expected primary-expression before ‘[’ token
prog.cpp:1: error: expected primary-expression before ‘]’ token
prog.cpp:1: error: expected primary-expression before ‘double’
prog.cpp:1: error: expected primary-expression before ‘double’
prog.cpp:1: error: expected ‘,’ or ‘;’ before ‘{’ token
prog.cpp:3: error: ISO C++ forbids declaration of ‘substruction’ with no type
prog.cpp:3: error: top-level declaration of ‘substruction’ specifies ‘auto’
prog.cpp:3: error: expected primary-expression before ‘[’ token
prog.cpp:3: error: expected primary-expression before ‘]’ token
prog.cpp:3: error: expected primary-expression before ‘double’
prog.cpp:3: error: expected primary-expression before ‘double’
prog.cpp:3: error: expected ‘,’ or ‘;’ before ‘{’ token
prog.cpp:5: error: ISO C++ forbids declaration of ‘divide’ with no type
prog.cpp:5: error: top-level declaration of ‘divide’ specifies ‘auto’
prog.cpp:5: error: expected primary-expression before ‘[’ token
prog.cpp:5: error: expected primary-expression before ‘]’ token
prog.cpp:5: error: expected primary-expression before ‘double’
prog.cpp:5: error: expected primary-expression before ‘double’
prog.cpp:5: error: expected ‘,’ or ‘;’ before ‘{’ token
prog.cpp:7: error: ISO C++ forbids declaration of ‘multiplie’ with no type
prog.cpp:7: error: top-level declaration of ‘multiplie’ specifies ‘auto’
prog.cpp:7: error: expected primary-expression before ‘[’ token
prog.cpp:7: error: expected primary-expression before ‘]’ token
prog.cpp:7: error: expected primary-expression before ‘double’
prog.cpp:7: error: expected primary-expression before ‘double’
prog.cpp:7: error: expected ‘,’ or ‘;’ before ‘{’ token
prog.cpp:9: error: expected initializer before ‘<’ token
prog.cpp: In function ‘int main()’:
prog.cpp:13: error: ‘vector’ is not a member of ‘std’
prog.cpp:13: error: ‘DoubleFunc’ was not declared in this scope
prog.cpp:13: error: ‘funcVector’ was not declared in this scope
prog.cpp:20: error: ‘for_each’ is not a member of ‘std’
prog.cpp:20: error: expected primary-expression before ‘[’ token
prog.cpp:20: error: expected primary-expression before ‘]’ token
prog.cpp:21: error: expected `)' before ‘func’
prog.cpp:26: error: ‘system’ was not declared in this scope

Standard output is empty