tracking a smallest number in a loop

tsn.cpp

#include <iostream>

int main()
{
    int curr_num = 0;

    for(int n = 50; n <= 100; n++) {
        if(curr_num == 0) {
            curr_num = n;
        }
        else{
        if(n > curr_num){
            std::cout << curr_num << " is smaller than " << n << std::endl;
            curr_num = n;
        }
        else {
            curr_num = curr_num;
        }
        }
    }

    return 0;
}