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#include <stdio.h> #include <stdlib.h> #include <stdbool.h> int main(int argc, char **argv) { while (true) { if (argc == 1) fputs("y", stdout); else for (int i = 1; i < argc; i++) { fputs(argv[i], stdout); if (i < argc - 1) putchar(' '); } putchar('\n'); } return EXIT_SUCCESS; }