swap.cpp: In function `int main()': swap.cpp:61: warning: long int format, int arg (arg 3) swap.cpp:69: warning: long int format, int arg (arg 3) swap.cpp:70: warning: long int format, int arg (arg 3) swap.cpp:74: warning: long int format, int arg (arg 3) swap.cpp:75: warning: long int format, int arg (arg 3) swap.cpp:79:2: warning: no newline at end of file