Compilare: user.cpp: In function ‘bool rezolva()’: user.cpp:67:22: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fgets(s[0],256,fin); ^ user.cpp:68:22: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fgets(s[1],256,fin); ^ user.cpp: In function ‘int main()’: user.cpp:102:25: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d ",&n); ^