diff --git a/1. Iniciante/3170.py b/1. Iniciante/3170.py
new file mode 100644
index 0000000..94271ea
--- /dev/null
+++ b/1. Iniciante/3170.py	
@@ -0,0 +1,10 @@
+from sys import stdin, stdout
+
+b = int(stdin.readline().strip())
+g = int(stdin.readline().strip())
+
+quantidade_necessaria = g//2
+if b>=quantidade_necessaria:
+    stdout.write("Amelia tem todas bolinhas!\n")
+else:
+    stdout.write(f"Faltam {quantidade_necessaria-b} bolinha(s)\n")
diff --git a/2. AD-HOC/1397.py b/2. AD-HOC/1397.py
new file mode 100644
index 0000000..256398e
--- /dev/null
+++ b/2. AD-HOC/1397.py	
@@ -0,0 +1,17 @@
+import sys
+
+while (n := int(sys.stdin.readline().strip())) != 0:
+    ca = 0
+    cb = 0
+
+    for i in range(n):
+        l = sys.stdin.readline().strip()
+
+        a, b = [int(x) for x in l.split()]
+
+        if a>b:
+            ca+=1
+        elif b>a:
+            cb+=1
+
+    sys.stdout.write(f"{ca} {cb}\n")
\ No newline at end of file
diff --git a/2. AD-HOC/2448.py b/2. AD-HOC/2448.py
new file mode 100644
index 0000000..a8f7c7d
--- /dev/null
+++ b/2. AD-HOC/2448.py	
@@ -0,0 +1,25 @@
+from sys import stdin, stdout
+
+linha = stdin.readline().strip()
+n, m = linha.split()
+
+linha2 = stdin.readline().strip()
+casas = [int(x) for x in linha2.split()]
+
+linha3 = stdin.readline().strip()
+encomendas = [int(x) for x in linha3.split()]
+
+indices : dict[int, int] = {}
+idx = 0
+soma = 0
+
+
+for i, casa in enumerate(casas):
+    indices[casa] = int(i)
+
+for encomenda in encomendas:
+    casa = indices[encomenda]
+    soma+=abs(indices[encomenda] - idx)
+    idx = casa
+    
+stdout.write(str(soma) + '\n')
diff --git a/4. Estruturas e Bibliotecas/1449.py b/4. Estruturas e Bibliotecas/1449.py
new file mode 100644
index 0000000..852231e
--- /dev/null
+++ b/4. Estruturas e Bibliotecas/1449.py	
@@ -0,0 +1,26 @@
+from sys import stdin, stdout
+
+for t in range(int(stdin.readline().strip())):
+    m,n = stdin.readline().strip().split()
+
+    jap = []
+    trad = []
+
+    for x in range(int(m)):
+        jap.append(stdin.readline().strip())
+        trad.append(stdin.readline().strip())
+    
+    musica = []
+
+    for x in range(int(n)):
+        linha = str(stdin.readline().strip())
+        lista_palavras = linha.split()
+        for idx, palavra in enumerate(lista_palavras):
+                for org, pt in zip(jap, trad):
+                    if palavra == org:
+                        lista_palavras[idx] = pt
+        musica.append(" ".join(lista_palavras))
+        
+    for linha in musica:
+        stdout.write(linha+'\n')
+    stdout.write("\n")
\ No newline at end of file