Compilare: user.cpp: In function 'void qSort(int, int)': user.cpp:11: warning: comparison between signed and unsigned integer expressions user.cpp:12: warning: comparison between signed and unsigned integer expressions user.cpp: In function 'int main()': user.cpp:27: warning: format '%[u' expects type 'char*', but argument 2 has type 'unsigned int*' user.cpp:27: warning: format '%[u' expects type 'char*', but argument 3 has type 'unsigned int*' user.cpp:27: warning: format '%[u' expects type 'char*', but argument 4 has type 'unsigned int*' user.cpp:28: warning: comparison between signed and unsigned integer expressions user.cpp:31: warning: comparison between signed and unsigned integer expressions user.cpp:33: warning: comparison between signed and unsigned integer expressions user.cpp:51: warning: comparison between signed and unsigned integer expressions