Eroare de compilare: user.cpp: In function ‘void build()’: user.cpp:91:5: error: expected primary-expression before ‘}’ token } ^ user.cpp:91:5: error: expected ‘;’ before ‘}’ token user.cpp: In function ‘int main()’: user.cpp:113:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("prefix2.in", "r", stdin); ^ user.cpp:114:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("prefix2.out", "w", stdout); ^ user.cpp:116:30: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fgets(s + 1, nmax, stdin); ^