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Author: Singh-Shivani

ADASHOP2.py

@@ -0,0 +1,61 @@
+# cook your dish her
+
+def sequence():
+    print("2 2")
+    print("1 3")
+    print("3 1")
+    print("2 2")
+    print("3 3")
+    print("1 5")
+    print("5 1")
+    print("3 3")
+    print("4 4")
+    print("1 7")
+    print("7 1")
+    print("4 4")
+    print("5 5")
+    print("2 8")
+    print("8 2")
+    print("5 5")
+    print("6 6")
+    print("4 8")
+    print("8 4")
+    print("6 6")
+    print("7 7")
+    print("6 8")
+    print("8 6")
+    print("7 7")
+    print("8 8")
+
+if __name__=='__main__':
+   try:
+       t = int(input())
+   except:
+       t = 0
+   
+   
+   for _ in range(t):
+       r, c = map(int, input().rstrip().split())
+       steps_required = 25
+       
+       
+       if r == c and r == 1:
+          print(steps_required)
+          sequence()
+       elif r == c:
+          steps_required += 1
+          print(steps_required)
+          print("1 1")
+          sequence()
+       else:
+           steps_required += 2
+           z = (r+c)//2
+           print(steps_required)
+           print(z, z)
+           print("1 1")
+           sequence()
+       
+       
+       
+       
+       

ANARC09A.py

@@ -0,0 +1,42 @@
+N = []
+t = 0
+while(True):
+    n = str(input().strip())
+    if '-' in n:
+        break
+    else:
+        t += 1
+        N.append(n)
+
+for z in range(t):
+
+    seq = list(N[z])
+    # print(seq)
+    steps = 0
+    stack = []
+
+    for i in range(-1, -len(seq), -1):
+        if seq[i] == '{':
+            if stack:
+                while stack[-1] != -1:
+                    stack.pop()
+                stack.pop()
+            else:
+                steps += 1
+                seq[i] = '}'
+                stack.append(-1)
+        else:
+            stack.append(-1)
+
+    count_open = seq.count('{')
+    count_close = seq.count('}')
+    half = int(len(seq) / 2)
+    if count_open > half:
+        steps += (count_open-half)
+    elif count_close > half:
+        steps += (count_close-half)
+
+    print(z+1,". ",steps, sep="")
+
+
+        

ANARC09A_S.py

@@ -0,0 +1,36 @@
+N = []
+t = 0
+while(True):
+    n = str(input().strip())
+    if '-' in n:
+        break
+    else:
+        t += 1
+        N.append(n)
+
+for i in range(t):
+    str_lst = list(N[i])
+    c = 0
+    stack = []
+    
+    for j in range(-1, -len(str_lst)-1, -1):
+        if str_lst[j] == '{':
+            if stack != []:
+                while(stack[-1] != -1):
+                    stack.pop()
+                stack.pop()
+            else:
+                c += 1
+                str_lst[j] = '}'
+                stack.append(-1)
+        elif str_lst[j] == '}':
+            stack.append(-1)
+    
+    count_of_opening_brace = str_lst.count('{')
+    count_of_closing_brace = str_lst.count('}')
+
+    c += max(count_of_closing_brace, count_of_opening_brace) - (len(str_lst) / 2)
+
+    print(i+1,". ", int(c), sep= "")
+
+

Alternating_Current.py

@@ -0,0 +1,14 @@
+s = input()
+
+stack = []
+
+for i in s:
+    if stack and i == stack[-1]:
+        stack.pop()
+    else:
+        stack.append(i)
+
+if stack:
+    print('No')
+else:
+    print('Yes')

CARSELL.py

@@ -0,0 +1,28 @@
+from sys import stdin
+
+try:
+    T = int(stdin.readline())
+except:
+    T = 0
+
+for _ in range(T):
+    n = int(stdin.readline())
+    arr = list(map(int, stdin.readline().rstrip().split()))
+    arr.sort(reverse = True)
+    
+    cost = []
+    for i in range(n):
+        i = 0
+        # if arr == []:
+        #     break
+        
+        x = arr[i]
+        cost.append(x)
+        arr.pop(i)
+        i = 0
+
+        for j in range(len(arr)):
+            arr[j] = arr[j] - 1
+    
+    cost = sum( [i for i in cost if i>0]) % 1000000007
+    print(cost)

CARSELL_T.PY

@@ -0,0 +1,31 @@
+# cook your dish her
+
+if __name__=='__main__':
+    t = int(input())
+    
+    for _ in range(t):
+        n = int(input())
+    
+        p = list(map(int, input().rstrip().split()))
+        
+        p.sort(reverse = True)
+        
+        profit = 0
+        
+        for i in range(n):
+            if p[i] - i <= 0:
+                break
+            else:
+                profit += (p[i] - i)
+        
+        print(profit%1000000007)
+    
+        
+                
+            
+    
+
+
+    
+    
+    

CHN15A_S.py

@@ -0,0 +1,37 @@
+if __name__ == "__main__":
+    try:
+        T = int(input())
+    except:
+        T = 0
+
+    initial_char_of_N = []
+    K_arr = []
+
+    for t in range(T):
+        N, K = map(int, input().rstrip().split())
+        n = list(map(int, input().rstrip().split()))
+        initial_char_of_N.append(n)
+        K_arr.append(K)
+
+    sum_with_k_final = []
+
+    for i in range(len(initial_char_of_N)):
+
+        sum_with_k_initial = []
+
+        for j in range(len(initial_char_of_N[i])):
+            s = 0
+            s = initial_char_of_N[i][j] + K_arr[i]
+            sum_with_k_initial.append(s)
+
+        sum_with_k_final.append(sum_with_k_initial)
+
+    for i in range(len(sum_with_k_final)):
+
+        Wolverine_like_minions = 0
+
+        for j in range(len(sum_with_k_final[i])):
+            if sum_with_k_final[i][j] % 7 == 0:
+                Wolverine_like_minions = Wolverine_like_minions + 1
+                
+        print(Wolverine_like_minions)

CNOTE.py

@@ -0,0 +1,32 @@
+try:
+    t = int(input())
+except:
+    t = 0
+
+for _ in range(t):
+    x, y, k, n = map(int, input().rstrip().split())
+    
+    pc = []
+    for i in range(n):
+        p, c = map(int, input().rstrip().split())
+        pc.append([p, c])
+        
+        
+    pages_required = x-y
+    can_buy = 0
+    
+    for i in range(n):
+        if pc[i][1] <= k:
+            if pc[i][0] >= pages_required:
+                can_buy = 1
+                break
+            
+    if can_buy == 1:
+        print('LuckyChef')
+    else:
+        print('UnluckyChef')
+            
+            
+            
+            
+            

CNOTE_S.py

@@ -0,0 +1,27 @@
+if __name__ == "__main__":
+    try:
+        T = int(input())
+    except:
+        T = 0
+    
+    for t in range(T):
+        x, y, k, n = map(int, input().rstrip().split()) 
+        
+        p_c_arr = []
+        for i in range(n):
+            p, c = map(int, input().rstrip().split())          
+            p_c_arr.append([p,c])
+            
+        chef_can_buy_book = False
+
+        
+        for i in range(n):
+            if (p_c_arr[i][1] <= k ):
+                if(p_c_arr[i][0] + y >= x):
+                    chef_can_buy_book = True
+                    break
+    
+        if(chef_can_buy_book):
+            print('LuckyChef')
+        else:
+            print('UnluckyChef')

COMPILER.py

@@ -0,0 +1,22 @@
+try: 
+    T = int(input())
+except:
+    T = 0
+
+
+for _ in range(T):
+    exp = list(input())
+    stack = []
+    r = 0
+
+    for i in exp:
+        if i == '<':
+            stack.append(i)
+        else:
+            if stack:
+                stack.pop()
+                r += 2
+    
+    print(r)
+
+   

COMPILER_T.py

@@ -0,0 +1,27 @@
+# cook your dish her
+from sys import stdin
+if __name__=='__main__':
+    t = int(stdin.readline())
+    
+    for _ in range(t):
+        string = stdin.readline()
+        
+        str_arr = list(map(str, string))
+        
+        count = 0
+        res = 0
+        
+        for i in range(len(string)):
+            if str_arr[i] == '>':
+                count -= 1
+            else:
+                count += 1
+                
+            if count == 0:
+                res = i+1
+            elif count < 0:
+                break
+                  
+        print(res)
+            
+