Compilare: main.cpp:9:22: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] const int inf = 1<<31-1; ~~^~ main.cpp: In function 'int pct2(int, int)': main.cpp:27:12: warning: suggest parentheses around '+' inside '>>' [-Wparentheses] binNo=wSt+wDr>>1; ~~~^~~~ main.cpp: In function 'int main()': main.cpp:50:6: warning: unused variable 'k' [-Wunused-variable] int k,q,ij,r,mink,ki,kj; ^ main.cpp:50:10: warning: unused variable 'ij' [-Wunused-variable] int k,q,ij,r,mink,ki,kj; ^~ main.cpp:50:13: warning: unused variable 'r' [-Wunused-variable] int k,q,ij,r,mink,ki,kj; ^