diff --git a/CPTTRN3/main.py b/CPTTRN3/CPTTRN3.py
similarity index 95%
rename from CPTTRN3/main.py
rename to CPTTRN3/CPTTRN3.py
index f123e95..58e8fff 100644
--- a/CPTTRN3/main.py
+++ b/CPTTRN3/CPTTRN3.py
@@ -1,21 +1,21 @@
-def main():
-    lines: list[str] = []
-    t = int(input())
-    while (t != 0):
-        lines.append(input())
-        t -= 1
-
-    for line in lines:
-        h, w = [int(n) for n in line.split()]
-        for y in range(h):
-            print('*' * ((w * 3) + 1))
-            row = '*..' * w + '*'
-
-            print(row)
-            print(row)
-
-        print('*' * ((w * 3) + 1))
-        print()
-
-if __name__ == "__main__":
-    main()
+def main():
+    lines: list[str] = []
+    t = int(input())
+    while (t != 0):
+        lines.append(input())
+        t -= 1
+
+    for line in lines:
+        h, w = [int(n) for n in line.split()]
+        for y in range(h):
+            print('*' * ((w * 3) + 1))
+            row = '*..' * w + '*'
+
+            print(row)
+            print(row)
+
+        print('*' * ((w * 3) + 1))
+        print()
+
+if __name__ == "__main__":
+    main()
diff --git a/DIVSUM/dumb.cpp b/DIVSUM/DIVSUM.cpp
similarity index 82%
rename from DIVSUM/dumb.cpp
rename to DIVSUM/DIVSUM.cpp
index cddfc97..1c95916 100644
--- a/DIVSUM/dumb.cpp
+++ b/DIVSUM/DIVSUM.cpp
@@ -1,37 +1,40 @@
-#include <cstdio>
-#include <iostream>
-#include <cmath>
-
-int main() {
-    int t;
-    std::scanf("%d", &t);
-
-    while (t--) {
-        int n;
-        std::scanf("%d", &n);
-
-        if (n == 1) {
-            std::cout << "0" << std::endl;
-            continue;
-        }
-
-        int total = 1;
-        int r = (int) std::floor(std::sqrt(n));
-
-        for (int n2 = 2; n2 < r + 1; n2++) {
-            if (n % n2 == 0) {
-                int other = n / n2;
-
-                if (other != n)
-                    total += other;
-
-                total += n2;
-            }
-        }
-
-        std::cout << total << std::endl;
-    }
-
-    return 0;
-}
-
+#include <cstdio>
+#include <iostream>
+#include <cmath>
+
+int main() {
+    int t;
+    std::scanf("%d", &t);
+
+    while (t--) {
+        int n;
+        std::scanf("%d", &n);
+
+        if (n == 1) {
+            std::cout << "0" << std::endl;
+            continue;
+        }
+
+        int total = 1;
+        int r = (int) std::floor(std::sqrt(n));
+
+        std::cout << std::endl;
+
+        for (int n2 = 2; n2 < r + 1; n2++) {
+            if (n % n2 == 0) {
+                int other = n / n2;
+
+                if (other != n2) {
+                    total += other;
+                }
+
+                total += n2;
+            }
+        }
+
+        std::cout << total << std::endl;
+    }
+
+    return 0;
+}
+
diff --git a/DIVSUM/a.out b/DIVSUM/a.out
deleted file mode 100755
index a022631..0000000
Binary files a/DIVSUM/a.out and /dev/null differ
diff --git a/DIVSUM/main.py b/DIVSUM/main.py
deleted file mode 100644
index 9c8576f..0000000
--- a/DIVSUM/main.py
+++ /dev/null
@@ -1,23 +0,0 @@
-def main():
-    lines: list[str] = []
-    t = int(input())
-    while (t != 0):
-        lines.append(input())
-        t -= 1
-
-    print()
-    for line in lines:
-        n = int(line)
-
-        if n == 1:
-            print(0)
-            continue
-
-        total = 1
-        for n2 in reversed(range(2, n)):
-            total += n2 if n % n2 == 0 else 0
-
-        print(total)
-
-if __name__ == "__main__":
-    main()
diff --git a/DIVSUM/test.py b/DIVSUM/test.py
deleted file mode 100644
index aef2a59..0000000
--- a/DIVSUM/test.py
+++ /dev/null
@@ -1,27 +0,0 @@
-
-d = {1 : 0}
-
-
-def main():
-    lines: list[str] = []
-    t = int(input())
-    while (t != 0):
-        lines.append(input())
-        t -= 1
-
-    print()
-    for line in lines:
-        n = int(line)
-
-        if n == 1:
-            print(0)
-            continue
-
-        total = 1
-        for n2 in reversed(range(2, n)):
-            total += n2 if n % n2 == 0 else 0
-
-        print(total)
-
-if __name__ == "__main__":
-    main()
diff --git a/DIVSUM/timed.cpp b/DIVSUM/timed.cpp
deleted file mode 100644
index ef59596..0000000
--- a/DIVSUM/timed.cpp
+++ /dev/null
@@ -1,36 +0,0 @@
-#include <cstdio>
-#include <iostream>
-#include <stdlib.h>
-#include <cmath>
-
-
-int main() {
-    int t = 200000;
-    // std::scanf("%d", &t);
-
-    while (t--) {
-        int n;
-        // std::scanf("%d", &n);
-
-        n = std::rand() % 500000 + 1;
-
-        if (n == 1) {
-            std::cout << "0" << std::endl;
-            continue;
-        }
-
-        int total = 1;
-        int r = (int) std::floor(std::sqrt(n));
-
-        for (int n2 = 2; n2 < r + 1; n2++) {
-            if (n % n2 == 0)
-                total += n2 + (n/n2);
-                // std::cout << n2 << std::endl;
-        }
-
-        std::cout << total << std::endl;
-    }
-
-    return 0;
-}
-
diff --git a/STRHH/main.py b/STRHH/STRHH.py
similarity index 95%
rename from STRHH/main.py
rename to STRHH/STRHH.py
index c7ff4e3..f6ab4eb 100644
--- a/STRHH/main.py
+++ b/STRHH/STRHH.py
@@ -1,15 +1,15 @@
-def main():
-    lines = []
-    t = int(input())
-    while (t != 0):
-        lines.append(input())
-        t -= 1
-
-    # Do Problem
-    for line in lines:
-        for char in range(0, len(line)//2, 2):
-            print(line[char], end='')
-        print()
-
-if __name__ == "__main__":
-    main()
+def main():
+    lines = []
+    t = int(input())
+    while (t != 0):
+        lines.append(input())
+        t -= 1
+
+    # Do Problem
+    for line in lines:
+        for char in range(0, len(line)//2, 2):
+            print(line[char], end='')
+        print()
+
+if __name__ == "__main__":
+    main()
diff --git a/STRHH/test.text b/STRHH/test.text
deleted file mode 100644
index 807f9f7..0000000
--- a/STRHH/test.text
+++ /dev/null
@@ -1,5 +0,0 @@
-4
-your
-progress
-is
-noticeable
\ No newline at end of file
diff --git a/TEST/main.cpp b/TEST/main.cpp
index 4c5b156..7182310 100644
--- a/TEST/main.cpp
+++ b/TEST/main.cpp
@@ -1,19 +1,19 @@
-#include <cstdio>
-#include <iostream>
-
-int main() {
-    while (1) {
-        int n;
-        std::scanf("%d", &n);
-
-        if (n == 42) {
-            break;
-        }
-
-        std::cout << n << std::endl;
-    }
-
-
-    return 0;
-}
-
+#include <cstdio>
+#include <iostream>
+
+int main() {
+    while (1) {
+        int n;
+        std::scanf("%d", &n);
+
+        if (n == 42) {
+            break;
+        }
+
+        std::cout << n << std::endl;
+    }
+
+
+    return 0;
+}
+
diff --git a/TEST/main.py b/TEST/main.py
index 2eff487..eb3e95f 100644
--- a/TEST/main.py
+++ b/TEST/main.py
@@ -1,12 +1,12 @@
-
-def main():
-    while True:
-        n = int(input())
-
-        if n == 42:
-            break
-        print(n)
-
-if __name__ == '__main__':
-    main()
-
+
+def main():
+    while True:
+        n = int(input())
+
+        if n == 42:
+            break
+        print(n)
+
+if __name__ == '__main__':
+    main()
+