Compilare: user.cpp: In function ‘void valideaza(int, int)’: user.cpp:32:30: warning: suggest parentheses around comparison in operand of ‘&’ [-Wparentheses] if(((a[x][y]>>i) & 1)==(K>>i) & 1) ^ user.cpp: In function ‘int main()’: user.cpp:68:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<b.size();i++) ^ user.cpp:47:82: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%hd%hd%hd%d%d%d%hd%hd",&cerinta,&n,&m,&T,&panda.x,&panda.y,&K,&S); ^ user.cpp:53:37: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%d%d",&v.x,&v.y); ^ user.cpp:60:39: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%hd",&a[i][j]); ^