segm.cpp: In function `int quicksort(int (*)[3], int, int)': segm.cpp:18: warning: control reaches end of non-void function segm.cpp: In function `int quicksort2(int (*)[3], int, int)': segm.cpp:33: warning: control reaches end of non-void function segm.cpp: In function `int main()': segm.cpp:38: warning: unused variable `int j' segm.cpp:73:2: warning: no newline at end of file