Compilare: main.cpp: In function 'int main()': main.cpp:28:28: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] 28 | if(M[x][y]&0b11!=0&&M[x][y]>>2==0) | ~~~~^~~ main.cpp:39:43: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] 39 | if(i>0&&M[i-1][j]&0b11==c&&M[i-1][j]>>2==0) | ~~~~^~~ main.cpp:41:43: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] 41 | if(j>0&&M[i][j-1]&0b11==c&&M[i][j-1]>>2==0) | ~~~~^~~ main.cpp:43:45: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] 43 | if(i<n-1&&M[i+1][j]&0b11==c&&M[i+1][j]>>2==0) | ~~~~^~~ main.cpp:45:45: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] 45 | if(j<m-1&&M[i][j+1]&0b11==c&&M[i][j+1]>>2==0) | ~~~~^~~