Compilare: user.cpp: In function ‘int decidtip()’: user.cpp:24:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0;i<s.size();i++ ) ^ user.cpp: In function ‘void findab()’: user.cpp:30:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0;i<s.size();i++){ ^ user.cpp:33:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (;i<s.size();i++){ ^ user.cpp:35:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (;i<s.size();i++){ ^ user.cpp:38:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (;i<s.size();i++){ ^ user.cpp:40:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (;i<s.size();i++){ ^ user.cpp: In function ‘int main()’: user.cpp:52:18: warning: unused variable ‘tipp’ [-Wunused-variable] int n, T, i, tipp; ^ user.cpp:53:9: warning: unused variable ‘x’ [-Wunused-variable] int x, y,k,solutie; ^ user.cpp:53:12: warning: unused variable ‘y’ [-Wunused-variable] int x, y,k,solutie; ^ user.cpp:47:9: warning: ‘solutie’ may be used uninitialized in this function [-Wmaybe-uninitialized] if (a[j]==Q) return 1; ^ user.cpp:53:16: note: ‘solutie’ was declared here int x, y,k,solutie; ^