Compilare: user.cpp: In function ‘void citire()’: user.cpp:24:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<=strlen(c);j++) ^ user.cpp: In function ‘void leero()’: user.cpp:103:28: warning: suggest parentheses around assignment used as truth value [-Wparentheses] if(ro[xx][yy]=0) ^ user.cpp: In function ‘void leejul()’: user.cpp:127:28: warning: suggest parentheses around assignment used as truth value [-Wparentheses] if(ju[xx][yy]=0) ^