Compilare: main.cpp: In function 'int main()': main.cpp:46:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < n; ++i) ~~^~~ main.cpp:51:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < m; ++i) ~~^~~ main.cpp:62:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (tmp < n && a[tmp] == val) ~~~~^~~ main.cpp:74:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (lastPos == n) ~~~~~~~~^~~~ main.cpp:79:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (tmp < n && a[tmp] == val) ~~~~^~~ main.cpp:87:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (lastPos < n && a[lastPos] < val) ~~~~~~~~^~~ main.cpp:91:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (lastPos == n) ~~~~~~~~^~~~ main.cpp:96:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] while (tmp >= 0 && tmp < n && a[tmp] == val) ~~~~^~~ main.cpp:98:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (tmp == n) ~~~~^~~~