JamesFlare/CSCI-1200
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This commit is contained in:
Jidong Xiao
2023-11-20 16:42:20 -05:00
parent ec497c8eb9
commit 960874cc38
1 changed files with 42 additions and 37 deletions
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5
lectures/24_exceptions/README.md
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@@ -164,6 +164,7 @@ public:
Line(const Point &a_, const Point &b_) : a(a_),b(b_) {} Line(const Point &a_, const Point &b_) : a(a_),b(b_) {}
Point a,b; Point a,b;
}; };
double compute_slope(const Point &a, const Point &b) throw(int) { double compute_slope(const Point &a, const Point &b) throw(int) {
double rise = b.y - a.y; double rise = b.y - a.y;
double run = b.x - a.x; double run = b.x - a.x;
@@ -174,14 +175,17 @@ return rise / run;
double slope(const Line &ln) { double slope(const Line &ln) {
return compute_slope(ln.a,ln.b); return compute_slope(ln.a,ln.b);
} }
bool steeper_slope(const Line &m, const Line &n) { bool steeper_slope(const Line &m, const Line &n) {
double slope_m = slope(m); double slope_m = slope(m);
double slope_n = slope(n); double slope_n = slope(n);
return slope_m > slope_n; return slope_m > slope_n;
} }
void organize(std::vector<Line> &lines) { void organize(std::vector<Line> &lines) {
std::sort(lines.begin(),lines.end(), steeper_slope); std::sort(lines.begin(),lines.end(), steeper_slope);
} }
int main () { int main () {
std::vector<Line> lines; std::vector<Line> lines;
/* omitting code to initialize some data */ /* omitting code to initialize some data */
@@ -210,6 +214,7 @@ virtual const char* what() const throw() {
return "My exception happened"; return "My exception happened";
} }
}; };
int main () { int main () {
myexception myex; myexception myex;
try { try {