Compilare: main.cpp: In function 'void lacuri(int, int, int)': main.cpp:26:330: warning: suggest parentheses around '&&' within '||' [-Wparentheses] if((a[i][j+1]>=1 && a[i+1][j]>=1) || (a[i-1][j]>=1 && a[i][j+1]>=1) || (a[i-1][j]>=1 && a[i][j-1]>=1) || (a[i+1][j]>=1 && a[i][j-1]>=1)|| (a[i][j+1]>=1 && a[i][j-1]>=1 && a[i+1][j]>=1) || (a[i-1][j]>=1 && a[i+1][j]>=1 && a[i][j-1]>=1) || (a[i][j+1]>=1 && a[i][j-1]>=1 && a[i-1][j]>=1) || a[i-1][j]>=1 && a[i+1][j]>=1 && a[i][j+1]>=1) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:103:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<iuri.size();++i) ~^~~~~~~~~~~~