Compilare: user.cpp: In function ‘void transfera(int, int)’: user.cpp:111:50: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < insule[x].vecini.size(); ++i){ ^ user.cpp: In function ‘int main()’: user.cpp:32:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &t); ^ user.cpp:34:51: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d%d", &ins, &k, &prieteni); ^ user.cpp:38:40: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d", &x, &y); ^ user.cpp:82:34: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &x); ^