Compilare: main.cpp: In function 'int main()': main.cpp:103:17: warning: variable 'cnt1' set but not used [-Wunused-but-set-variable] 103 | int cnt1 = 0, cnt0 =0; | ^~~~ main.cpp:103:27: warning: unused variable 'cnt0' [-Wunused-variable] 103 | int cnt1 = 0, cnt0 =0; | ^~~~ main.cpp:140:45: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 140 | if(i != n || j != n && mat[i][j] == 1) | ~~~~~~~^~~~~~~~~~~~~~~~~ main.cpp:84:14: warning: unused variable 'ok' [-Wunused-variable] 84 | bool ok = 0; | ^~ main.cpp:185:17: warning: variable 'cnt1' set but not used [-Wunused-but-set-variable] 185 | int cnt1 = 0, cnt0 =0; | ^~~~ main.cpp:185:27: warning: unused variable 'cnt0' [-Wunused-variable] 185 | int cnt1 = 0, cnt0 =0; | ^~~~ main.cpp:222:45: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 222 | if(i != n || j != n && mat[i][j] == 0) | ~~~~~~~^~~~~~~~~~~~~~~~~ main.cpp:166:14: warning: unused variable 'ok' [-Wunused-variable] 166 | bool ok = 0; | ^~ main.cpp:206:54: warning: 'nexty' may be used uninitialized in this function [-Wmaybe-uninitialized] 206 | cout << nextx << " " << nexty << '\n'; | ^~~~ main.cpp:206:38: warning: 'nextx' may be used uninitialized in this function [-Wmaybe-uninitialized] 206 | cout << nextx << " " << nexty << '\n'; | ^~~