Compilare: user.cpp: In function ‘int main()’: user.cpp:53:21: warning: unused variable ‘j’ [-Wunused-variable] int n, m, x, y, i, j,girl; ^ user.cpp: In function ‘void citeste(int&)’: user.cpp:43:39: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buff, 1, DIM, stdin), poz = 0; ^ user.cpp:48:39: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(buff, 1, DIM, stdin), poz = 0; ^