Week 287

2 files changed, 102 insertions, 0 deletions

diff --git a/challenge-287/zapwai/javascript/ch-1.js b/challenge-287/zapwai/javascript/ch-1.js
new file mode 100644
index 0000000000..716ad43bb9
--- /dev/null
+++ b/challenge-287/zapwai/javascript/ch-1.js
@@ -0,0 +1,63 @@
+let str = "a";
+proc(str);
+str = "aB2";
+proc(str);
+str = "PaaSW0rd";
+proc(str);
+str = "turbbbbot";
+proc(str);
+str  = "111";
+proc(str);
+
+function proc(str) {
+    console.log( "Input:", str);
+    let len = str.length;
+    let len_diff = 0;
+    if (len < 6) {
+	len_diff = 6 - len;
+    } else if (len > 20) {
+	len_diff = len - 20;
+    }
+    let l = str.split("");
+    let lengths = [];
+    let hits = 0;
+    for (let i = 0; i < l.length - 1; i++) {
+	if (l[i] == l[i+1]) {
+	    hits++;
+	} else {
+	    if (hits > 1) {
+		lengths.push(1+hits);
+	    }
+	    hits = 0;
+	}
+    }
+    if (hits > 1) {
+	lengths.push(1+hits);
+    }
+    let steps = 0;
+    for (let l of lengths) {
+	steps += Math.floor(l/3);
+    }
+    let lflag = 1;
+    let uflag = 1;
+    let dflag = 1;
+    let lreg = new RegExp('[a-z]');
+    let ureg = new RegExp('[A-Z]');
+    let dreg = new RegExp('\d');
+    if (lreg.test(str)) {
+	lflag = 0;
+    }
+    if (ureg.test(str)) {
+	uflag = 0;
+    }
+    if (dreg.test(str)) {
+	dflag = 0;
+    }
+    let tally = lflag + uflag + dflag;
+    let out_val = len_diff + steps;
+    if (out_val < tally) {
+	out_val += tally - out_val;
+    }
+    console.log( "Output: ", out_val);
+}
+
diff --git a/challenge-287/zapwai/javascript/ch-2.js b/challenge-287/zapwai/javascript/ch-2.js
new file mode 100644
index 0000000000..23e068bc82
--- /dev/null
+++ b/challenge-287/zapwai/javascript/ch-2.js
@@ -0,0 +1,39 @@
+let str = "1";
+proc(str);
+str = "56e10";
+proc(str);
+str = "2E32";
+proc(str);
+str = "a";
+proc(str);
+str = "1.2";
+proc(str);
+str = "1.2.6";
+proc(str);
+str = "3.142e10";
+proc(str);
+str = "3.142e42B";
+proc(str);
+
+function proc(str) {
+    console.log( "Input:", str);
+    let output = "False";
+    let p = str.split(".");
+    let dre = /^\d+$/
+    let dere = /^\d+e\d+$|^\d+E\d+$/;
+    let deere = /^\d+e\d+$|^\d+E\d+$/;
+    if (p.length == 1) {
+	if (dre.test(str)) {
+	    output = "True";
+	} else if (dere.test(str)) {
+	    output = "True";
+	}
+    } else if (p.length == 2) {
+	if (dre.test(p[0]) && dre.test(p[1])) {
+	    output = "True";
+	} else if (dre.test(p[0]) && deere.test(p[1])) {
+	    output = "True";
+	}
+    }
+    console.log("Output:", output);
+}