Compilare: main.cpp: In function 'int main()': main.cpp:20:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 1 ; i <= n ; i++){ ~~^~~~ main.cpp:22:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(Min > s[i].size()) ~~~~^~~~~~~~~~~~~ main.cpp:37:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 1 ; i < n ; i++){ ~~^~~ main.cpp:44:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j = mid ; j < s[i].size() ; j++){ ~~^~~~~~~~~~~~~ main.cpp:57:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 1 ; i < n ; i++){ ~~^~~ main.cpp:65:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j = mid ; j < s[n].size() ; j++){ ~~^~~~~~~~~~~~~ main.cpp:70:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i = 1 ; i < n ; i++) ~~^~~