Compilare: user.cpp: In function ‘int main()’: user.cpp:19:21: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[200001]’ [-Wformat=] scanf("%s",&secv); ^ user.cpp: In function ‘int expresie()’: user.cpp:84:9: warning: unused variable ‘start’ [-Wunused-variable] int start = 1, p = 1; ^ user.cpp:85:25: warning: variable ‘umax’ set but not used [-Wunused-but-set-variable] int smax = -100001, umax, pmax, pc = 1, sc = -1; ^ user.cpp:85:31: warning: variable ‘pmax’ set but not used [-Wunused-but-set-variable] int smax = -100001, umax, pmax, pc = 1, sc = -1; ^ user.cpp: In function ‘int main()’: user.cpp:17:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("expresie2.in","r",stdin); ^ user.cpp:18:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("expresie2.out","w",stdout); ^ user.cpp:19:22: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",&secv); ^