patrate6.cpp: In function `void fill(int, int)': patrate6.cpp:13: warning: unused variable `int i' patrate6.cpp: In function `void back2(int)': patrate6.cpp:32: warning: unused variable `int j' patrate6.cpp: In function `void back1(int)': patrate6.cpp:62: warning: unused variable `int i' patrate6.cpp:62: warning: unused variable `int j' patrate6.cpp: In function `int main()': patrate6.cpp:82: warning: unused variable `int j' patrate6.cpp:82: warning: unused variable `int k' patrate6.cpp:82: warning: unused variable `int t' patrate6.cpp:82: warning: unused variable `int p' patrate6.cpp:97:2: warning: no newline at end of file