Compilare: main.cpp: In function 'int main()': main.cpp:15:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(i<s2.size()&&s2[i]=='*') ~^~~~~~~~~~ main.cpp:18:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while(i+cnt<s2.size()&&s2[i+cnt]!='*') ~~~~~^~~~~~~~~~ main.cpp:22:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i==s2.size()) ~^~~~~~~~~~~ main.cpp:29:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=2; i<s.size(); i++) ~^~~~~~~~~ main.cpp:36:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i>sir[l].size()+1&&pi[i]==sir[l].size()) ~^~~~~~~~~~~~~~~~ main.cpp:36:40: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i>sir[l].size()+1&&pi[i]==sir[l].size()) ~~~~~^~~~~~~~~~~~~~~ main.cpp:39:13: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i==s.size()) ~^~~~~~~~~~ main.cpp:11:17: warning: unused variable 'st' [-Wunused-variable] int n,m,i=0,st=0,cnt=0,wh=0,ok=0,left=-1,right=-1; ^~ main.cpp:11:33: warning: unused variable 'ok' [-Wunused-variable] int n,m,i=0,st=0,cnt=0,wh=0,ok=0,left=-1,right=-1; ^~