Compilare: main.cpp: In function 'void Z()': main.cpp:15:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(z[i]+i<=n and c[z[i]+i]==c[z[i]+1]) ~~~~~~^~~ main.cpp:22:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i+z[i-l+1]-1<righ) ~~~~~~~~~~~~^~~~~ main.cpp:27:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(z[i]+i<=n and c[z[i]+i]==c[z[i]+1])++z[i]; ~~~~~~^~~ main.cpp:33:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(z[i]==l) ~~~~^~~