Compilare: main.cpp: In function 'long long unsigned int no_of_0(int)': main.cpp:9:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(product<=k) ~~~~~~~^~~ main.cpp: In function 'int binary_search()': main.cpp:22:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(q>=p) ~^~~ main.cpp:24:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(q<p) ~^~ main.cpp:27:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(no_of_0(l)==p) ~~~~~~~~~~^~~