Comparing Mutate tidypolars4sciPolarsPandastidyverse #include <stdio.h> int main(void) { printf("Hello world!\n"); return 0; } #include <iostream> int main(void) { std::cout << "Hello world!" << std::endl; return 0; } #include <iostream> int main(void) { std::cout << "Hello world!" << std::endl; return 0; } #include <iostream> int main(void) { std::cout << "Hello world!" << std::endl; return 0; }