#include "validation.h" int maxn = 1'000'000; int maxk = 1'000'000; int main(int argc, char** argv) { InputValidator v(argc, argv); int n = v.read_integer("n", 1, maxn); v.space(); int i = v.read_integer("i", 1, n); v.space(); int k = v.read_integer("k", 1, maxk); v.newline(); }