Funstuff

3 files changed, 79 insertions, 0 deletions

diff --git a/ee2301/README.md b/ee2301/README.md
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+# IMPORTANT I GUESS
+
+This is not actual HW, just stuff I might have used.
diff --git a/ee2301/baseConvert.cpp b/ee2301/baseConvert.cpp
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+++ b/ee2301/baseConvert.cpp
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+// C program to convert a number from any base
+// to decimal
+#include <stdio.h>
+#include <string.h>
+
+// To return value of a char. For example, 2 is
+// returned for '2'. 10 is returned for 'A', 11
+// for 'B'
+int val(char c)
+{
+    if (c >= '0' && c <= '9')
+        return (int)c - '0';
+    else
+        return (int)c - 'A' + 10;
+}
+
+// Function to convert a number from given base 'b'
+// to decimal
+int toDeci(char *str, int base)
+{
+    int len = strlen(str);
+    int power = 1; // Initialize power of base
+    int num = 0;   // Initialize result
+    int i;
+
+    // Decimal equivalent is str[len-1]*1 +
+    // str[len-1]*base + str[len-1]*(base^2) + ...
+    for (i = len - 1; i >= 0; i--)
+    {
+        // A digit in input number must be
+        // less than number's base
+        if (val(str[i]) >= base)
+        {
+            printf("Invalid Number");
+            return -1;
+        }
+
+        num += val(str[i]) * power;
+        power = power * base;
+    }
+
+    return num;
+}
+
+// Driver code
+int main()
+{
+    char str[] = "11A";
+    int base = 16;
+    printf("Decimal equivalent of %s in base %d is "
+           " %d\n",
+           str, base, toDeci(str, base));
+    return 0;
+}
diff --git a/ee2301/collatz.py b/ee2301/collatz.py
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+++ b/ee2301/collatz.py
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+def collatzCount(number):
+    for n in range (1,number):
+        collatzConjecture(n)
+        print("\n")
+
+def collatzConjecture(n):
+    print(n, end = ' ')
+    if n is 1:
+        return 1
+    else:
+        if (n%2):
+            return collatzConjecture(int((n*3)+1))
+        else:
+            return collatzConjecture(int(n/2))
+        raise AssertionError
+
+#main
+for i in range (1,3):
+    print("")
+
+collatzCount(10000)
+