Compilare: user.cpp: In function ‘void lee(int, int)’: user.cpp:29:18: warning: suggest parentheses around comparison in operand of ‘&’ [-Wparentheses] for(d=0;d<4&a;d++) ^ user.cpp:50:23: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(harta[i][j]==harta[p.x][p.y]) ^ user.cpp: In function ‘int main()’: user.cpp:76:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("padure.in","r",stdin); ^ user.cpp:77:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("padure.out","w",stdout); ^ user.cpp:79:48: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d%d%d",&n,&m,&pl,&pc,&cl,&cc); ^ user.cpp:82:35: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&(harta[i][j])); ^