Compilare: user.cpp: In function ‘int main()’: user.cpp:71:31: warning: format ‘%s’ expects argument of type ‘char*’, but argument 3 has type ‘char (*)[200002]’ [-Wformat=] scanf("%d%s%d", &n, &s, &m); ^ user.cpp:68:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("luffpar.in", "r", stdin); ^ user.cpp:69:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("luffpar.out", "w", stdout); ^ user.cpp:71:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%s%d", &n, &s, &m); ^ user.cpp:75:49: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] int t, l, r; scanf("%d%d%d", &t, &l, &r); ^