#include <QTextStream>

#include <QFile>

int main(int argc, char *argv[]) {

QTextStream out{stdout};

if (argc != 3) {

qWarning("Usage: copyfile source destination");

return 1;

}

QString src = argv[1];

if (!QFile{src}.exists()) {

qWarning("The source file does not exist");

return 1;

}

QString dest(argv[2]);

QFile::copy(src, dest);

return 0;

}