Compilare: main.cpp: In function 'int main()': main.cpp:59:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1; i < s1.length(); i ++) ~~^~~~~~~~~~~~~ main.cpp:65:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(kmp1[i+1] > st.length()) ~~~~~~~~~~^~~~~~~~~~~~~ main.cpp:69:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 1; i < s2.length(); i ++) ~~^~~~~~~~~~~~~ main.cpp:75:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(kmp2[i+1] > dr.length()) ~~~~~~~~~~^~~~~~~~~~~~~ main.cpp:80:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(kmp1[i] == st.length()) ~~~~~~~~^~~~~~~~~~~~~~ main.cpp:83:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(kmp2[i] == dr.length()) ~~~~~~~~^~~~~~~~~~~~~~