#include #include int main(int argc, char *argv[]) { char buffer[6] = {0}; int i; int *null = 0; read(0, buffer, 6); if (buffer[0] == '7' && buffer[1] == '/' && buffer[2] == '4' && buffer[3] == '2' && buffer[4] == 'a' && buffer[5] == '8') { i = *null; } puts("No problem"); }