Compilare: main.cpp: In function 'int main()': main.cpp:33:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<K;++i) ~^~ main.cpp:46:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<=Q;++i) ~^~~ main.cpp:57:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(*it<N%K-1) ++s; ~~~^~~~~~ main.cpp:61:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(*it<N%K-1) ++s; ~~~^~~~~~ main.cpp:59:20: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] else if(N%K-1>=0) ^ main.cpp:72:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(*it<N%K-1) ++s; ~~~^~~~~~ main.cpp:76:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(*it<N%K-1) ++s; ~~~^~~~~~ main.cpp:74:20: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] else if(N%K-1>=0) ^