Compilare: user.cpp: In function ‘void DFS1(int, int)’: user.cpp:13:33: warning: unused variable ‘K’ [-Wunused-variable] int maxim1 = 0, maxim2 = 0, K = 0, i; ^ user.cpp: In function ‘int main()’: user.cpp:148:39: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf( input_file, "%d", &N ); ^ user.cpp:151:46: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf( input_file, "%d", &C[i] ); ^ user.cpp:154:50: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf( input_file, "%d %d", &X, &Y ); ^