Compilare: main.cpp: In function 'int main()': main.cpp:104:17: warning: variable 'cnt1' set but not used [-Wunused-but-set-variable] 104 | int cnt1 = 0, cnt0 =0; | ^~~~ main.cpp:104:27: warning: unused variable 'cnt0' [-Wunused-variable] 104 | int cnt1 = 0, cnt0 =0; | ^~~~ main.cpp:141:45: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 141 | if(i != n || j != n && mat[i][j] == 1) | ~~~~~~~^~~~~~~~~~~~~~~~~ main.cpp:85:14: warning: unused variable 'ok' [-Wunused-variable] 85 | bool ok = 0; | ^~ main.cpp:186:17: warning: variable 'cnt1' set but not used [-Wunused-but-set-variable] 186 | int cnt1 = 0, cnt0 =0; | ^~~~ main.cpp:186:27: warning: unused variable 'cnt0' [-Wunused-variable] 186 | int cnt1 = 0, cnt0 =0; | ^~~~ main.cpp:223:45: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 223 | if(i != n || j != n && mat[i][j] == 0) | ~~~~~~~^~~~~~~~~~~~~~~~~ main.cpp:167:14: warning: unused variable 'ok' [-Wunused-variable] 167 | bool ok = 0; | ^~ main.cpp:207:54: warning: 'nexty' may be used uninitialized in this function [-Wmaybe-uninitialized] 207 | cout << nextx << " " << nexty << '\n'; | ^~~~ main.cpp:207:38: warning: 'nextx' may be used uninitialized in this function [-Wmaybe-uninitialized] 207 | cout << nextx << " " << nexty << '\n'; | ^~~