From 7a73162607544204032aa66cce755daf21edebda Mon Sep 17 00:00:00 2001 From: Matt Strapp Date: Tue, 24 May 2022 11:18:46 -0500 Subject: Graduate Signed-off-by: Matt Strapp --- ee1301/wk5/lab4/swappy.cpp | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 ee1301/wk5/lab4/swappy.cpp (limited to 'ee1301/wk5/lab4/swappy.cpp') diff --git a/ee1301/wk5/lab4/swappy.cpp b/ee1301/wk5/lab4/swappy.cpp new file mode 100644 index 0000000..a2810a6 --- /dev/null +++ b/ee1301/wk5/lab4/swappy.cpp @@ -0,0 +1,24 @@ +#include +using namespace std; + +void swap (int &a, int &b); +int main(int argc, char* argv[]) { + if (argc !=2) { + cout << "Incorrect number of arguments! USAGE:" << endl + << " swappy " << endl;; + return 3; + } + int i; + for (i=0; i<10000; i++) { + if (argv[1][i]=='\0') { + break; + } + } + swap(argv[1][0],argv[1][(i-1)]); + cout << argv[1] << endl; + +} +void swap (char &a, char &b) { + char temp; + temp=a; a=b; b=temp; +} -- cgit v1.2.3