ABC71-75

Author: IsHYuhi

Diff for: ABC/ABC071/A.py

@@ -0,0 +1,4 @@
+x, a, b = map(int, input().split())
+li = [abs(x-a), abs(x-b)]
+ans = ['A', 'B']
+print(ans[li.index(min(li[0], li[1]))])

Diff for: ABC/ABC071/B.py

@@ -0,0 +1,7 @@
+S = list(input())
+chars = [chr(ord('a')+i) for i in range(26)]
+for i in chars:
+    if i not in S:
+        print(i)
+        exit()
+print('None')

Diff for: ABC/ABC071/C.py

@@ -0,0 +1,22 @@
+from collections import Counter
+n = int(input())
+a = Counter(list(map(int, input().split())))
+a = [list(x) for x in a.items() if x[1]>=2]
+a.sort(reverse=True, key=lambda x: (x[0], x[1]))
+count = 0
+base = 4
+for i in range(len(a)):
+    if count == 1:
+        print(l*a[i][0])
+        exit()
+    else:
+        l = a[i][0]
+        count += 1
+
+    if a[i][1]>=4:
+        print(a[i][0]*a[i][0])
+        exit()
+
+print(0)
+
+

Diff for: ABC/ABC072/A.py

@@ -0,0 +1,3 @@
+x, t = map(int, input().split())
+
+print(max(0, x-t))

Diff for: ABC/ABC072/B.py

@@ -0,0 +1,2 @@
+s = input()
+print(s[::2])

Diff for: ABC/ABC072/C.py

@@ -0,0 +1,12 @@
+from collections import Counter
+n = int(input())
+#a = list(map(lambda x:[int(x)-1, int(x), int(x)+1], input().split()))
+a = list(map(int, input().split()))
+c = []
+for i in a:
+    c.append(i)
+    c.append(i-1)
+    c.append(i+1)
+c = Counter(c)
+
+print(max(c.values()))

Diff for: ABC/ABC072/D.py

@@ -0,0 +1,12 @@
+n = int(input())
+p = list(map(int, input().split()))
+i=0
+ans =0
+while i<n-1:
+    if p[i]==i+1:
+        p[i], p[i+1] = p[i+1], p[i]
+        ans += 1
+    i+=1
+if p[n-1]==n:
+    ans+=1
+print(ans)

Diff for: ABC/ABC073/A.py

@@ -0,0 +1,6 @@
+n = list(input())
+
+if '9' in n:
+    print('Yes')
+else:
+    print('No')

Diff for: ABC/ABC073/B.py

@@ -0,0 +1,5 @@
+n = int(input())
+def minus(x):
+    return int(x[1])-int(x[0])+1
+lr = [minus(input().split()) for i in range(n)]
+print(sum(lr))

Diff for: ABC/ABC073/C.py

@@ -0,0 +1,8 @@
+from collections import Counter
+n = int(input())
+a = Counter([int(input()) for i in range(n)])
+ans = 0
+for num, c in a.items():
+    if c%2==1:
+        ans+=1
+print(ans)

Diff for: ABC/ABC074/A.py

@@ -0,0 +1,4 @@
+n = int(input())
+a = int(input())
+
+print(n*n-a)

Diff for: ABC/ABC074/B.py

@@ -0,0 +1,7 @@
+n = int(input())
+k = int(input())
+x = list(map(int, input().split()))
+ans = 0
+for i in x:
+    ans += min(abs(i-0), abs(i-k))
+print(ans*2)

Diff for: ABC/ABC075/A.py

@@ -0,0 +1,4 @@
+from collections import Counter
+a = Counter(list(map(int, input().split())))
+a = [i[0] for i in a.items() if i[1]==1]
+print(a[0])

Diff for: ABC/ABC075/B.py

@@ -0,0 +1,15 @@
+h, w = map(int, input().split())
+field = [list(input()) for i in range(h)]
+
+for i in range(h):
+    for j in range(w):
+        if field[i][j] == '.':
+            count = 0
+            for s in range(max(0,i-1), min(h,i+2)):
+                for t in range(max(0,j-1), min(w,j+2)):
+                    if field[s][t]=='#':
+                        count += 1
+            field[i][j] = count
+        print(field[i][j], end='')
+    print()
+