work08

work08/8_8_2.cpp

+#include<iostream>
+#include<cstring>
+using namespace std;
+struct candyBar
+{
+    /* data */
+    char name[30];
+    double weight;
+    int colorie;
+
+};
+void setCandyBar(candyBar&, const char*n = "aabb", double w = 2.10, int c= 19);
+void printBar(candyBar&);
+int main() {
+    candyBar CB;
+    setCandyBar(CB);
+    char name[]="munch";
+    double weight = 12.11;
+    int colorie = 10;
+    setCandyBar(CB,name, weight, colorie);
+    printBar(CB);
+    return 0;
+}
+void setCandyBar(candyBar &cb, const char* n, double w, int c) {
+    strcpy(cb.name, n);
+    cb.weight = w;
+    cb.colorie =c;
+}
+void printBar(candyBar &cb) {
+    cout<<cb.name;
+    cout<<cb.weight;
+    cout<<cb.colorie<<endl;
+}
\ No newline at end of file

work08/8_8_4.cpp

+#include<iostream>
+using namespace std;
+#include<cstring>
+struct stringy
+{
+    /* data */
+    char * str;
+    int ct;
+};
+void set(stringy&, const char* test);
+void show(stringy&, int num = 2);
+void show(const char* test = "aabb", int num = 3);
+
+int main() {
+    stringy beany;
+    char testing[] = "Reality isn't what it used to be";
+    set(beany, testing);
+    show(beany);
+    show(beany,2);
+    testing[0]='D';
+    testing[1]='u';
+    show(testing);
+    show(testing, 3);
+    show("Done!");
+    return 0;
+}
+
+void set(stringy& s, const char* test) {
+    strcpy(s.str, test);
+}
+void show(stringy& s, int num) {
+    s.ct = num;
+}
+void show(const char* test, int num) {
+    cout<<"test:"<<test;
+    cout<<num<<endl;
+}
+