whay this C Programming Language code after run show me in replit

make -s ./main Usage: ./main exit status 1 #include #include int roman_to_arabic(const char * roman) { int result = 0; int len = strlen(roman); for (int i = 0; i ", argv[0]); return 1; } printf("%d ", roman_to_arabic(argv[1])); return 0; }

: make -s * ./main Usage: ./main exit status 1