Eroare de compilare: user.cpp: In function ‘int search(int)’: user.cpp:21: warning: comparison between signed and unsigned integer expressions user.cpp: In function ‘long long int solve_subseq(int)’: user.cpp:30: error: ‘memset’ was not declared in this scope user.cpp: In function ‘void read()’: user.cpp:49: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp:54: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result user.cpp: In function ‘int main()’: user.cpp:77: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result user.cpp:78: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result