Compilare: user.cpp: In function ‘void update1(int, int)’: user.cpp:51:12: warning: unused variable ‘j’ [-Wunused-variable] int i, j, x=a[poz], y=poz; ^ user.cpp: In function ‘int main()’: user.cpp:80:15: warning: unused variable ‘j’ [-Wunused-variable] int m, i, j, tip, poz, x, val, sol; ^ user.cpp: In function ‘int ReadInt()’: user.cpp:16:40: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(Buffer,BSIZE,1,stdin); ^ user.cpp:26:40: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(Buffer,BSIZE,1,stdin); ^ user.cpp: In function ‘int main()’: user.cpp:81:44: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cumainilecurate.in","r",stdin); ^ user.cpp:82:46: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cumainilecurate.out","w",stdout); ^ user.cpp:83:32: warning: ignoring return value of ‘size_t fread(void*, size_t, size_t, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fread(Buffer,BSIZE,1,stdin); ^