#include <bits/stdc++.h>
using namespace std;

int main() {
    char a[] = "zdarova";
    int b = 10;
    uint64_t c = 1488;
    long double d = 1337.228;
    char e[] = "korova";
    short f = 20;


    vector<pair<char, void*>> st = {
        { 'a', static_cast<void*>(&a) },
        { 'b', static_cast<void*>(&b) },
        { 'c', static_cast<void*>(&c) },
        { 'd', static_cast<void*>(&d) },
        { 'e', static_cast<void*>(&e) },
        { 'f', static_cast<void*>(&f) }
    };

    sort(st.begin(), st.end(),
        [&](auto& a, auto& b) {
            return a.second < b.second;
        }
    );

    for (auto& [first, second] : st) {
        cout << first << " : " << second << '\n';
    }


    return 0;
}

/*
g++ -std=c++17 -O0

f : 0x52cedff4c6
e : 0x52cedff4c9
d : 0x52cedff4d0
c : 0x52cedff4e8
b : 0x52cedff4f4
a : 0x52cedff4f8

g++ -std=c++17 -O2
f : 0x1ecebffab2
b : 0x1ecebffab4
e : 0x1ecebffab9
c : 0x1ecebffac0
a : 0x1ecebffac8
d : 0x1ecebffad0
*/