diff --git a/zeta_python/1193.py b/zeta_python/1193.py
deleted file mode 100644
index e69de29..0000000
diff --git a/zeta_python/completed/10250.py b/zeta_python/completed/10250.py
new file mode 100644
index 0000000..519a83c
--- /dev/null
+++ b/zeta_python/completed/10250.py
@@ -0,0 +1,4 @@
+T = int(input())
+for i in range(T):
+    H, W, N = map(int, input().split())
+    print("%d%02d"%((N-1)%H+1,(N-1)//H+1))
\ No newline at end of file
diff --git a/zeta_python/completed/1193.py b/zeta_python/completed/1193.py
new file mode 100644
index 0000000..c7ffc01
--- /dev/null
+++ b/zeta_python/completed/1193.py
@@ -0,0 +1,9 @@
+S = lambda n: n*(n+1)//2
+N = int(input())
+nor = round((2*N)**.5)
+t = N - S(nor-1)
+k = S(nor) - S(nor-1) 
+if nor % 2:
+    print("%d/%d"%(k-t+1, t))
+else:
+    print("%d/%d"%(t, k-t+1))
diff --git a/zeta_python/completed/2775.py b/zeta_python/completed/2775.py
new file mode 100644
index 0000000..a394b7a
--- /dev/null
+++ b/zeta_python/completed/2775.py
@@ -0,0 +1,13 @@
+def fact(x):
+    temp = 1
+    for i in range(1, x+1):
+        temp *= i
+    return temp
+def comb(n, r):
+    return fact(n)//(fact(n-r)*fact(r))
+N = int(input())
+for i in range(N):
+    k = int(input()) + 1
+    h = int(input()) - 1
+    print(comb(k+h, h))
+    
\ No newline at end of file
diff --git a/zeta_python/completed/2869.py b/zeta_python/completed/2869.py
new file mode 100644
index 0000000..f675f64
--- /dev/null
+++ b/zeta_python/completed/2869.py
@@ -0,0 +1,2 @@
+A, B, V = map(int, input().split())
+print((V-B-1)//(A-B)+1)
\ No newline at end of file