Compilare: main.cpp:8:42: warning: left shift count >= width of type [-Wshift-count-overflow] 8 | int n,m,v[20][20],rez[1<<20][20], INF = 1<<32, primul[1<<20][20]; | ~^~~~ main.cpp: In function 'int main()': main.cpp:47:31: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] 47 | if(mask&(1<<last) != 0) | ~~~~~~~~~~^~~~ main.cpp:51:50: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] 51 | if(v[x][last] && mask&(1<<x) != 0 && x != last) | ~~~~~~~^~~~