Compilare: user.cpp: In function ‘void rsw()’: user.cpp:20:17: warning: unused variable ‘q’ [-Wunused-variable] int q = 0; ^ user.cpp:52:46: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] || Se[ke] == '[' && S[j] == ']') ^ user.cpp:13:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("editor.in ", "r", stdin); ^ user.cpp:14:39: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("editor.out", "w", stdout); ^ user.cpp:15:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d\n", &n); ^ user.cpp:22:16: warning: ignoring return value of ‘char* gets(char*)’, declared with attribute warn_unused_result [-Wunused-result] gets(s); ^ /tmp/ccG636dx.o: In function `rsw()': user.cpp:(.text+0x78): warning: the `gets' function is dangerous and should not be used.