Problem: 2050C - Uninteresting Number
Language: python

Solution 1 (runtime: 108 ms):
def function(num: str):
    number_sum, two_count, three_count = 0, 0, 0
    for c in num:
        number_sum += ord(c) - ord('0')
        if c == '2':
            two_count += 1
        if c == '3':
            three_count += 1
    difference_needed = (9 - (number_sum % 9)) % 9
    yes = False
    for i in range(min(9, two_count + 1)): #where is the proof of this
        for j in range(min(9, three_count + 1)):
            if (2 * i + 6 * j) % 9 == difference_needed:
                yes = True
    if yes:
        print("YES")
    else:
        print("NO")

if __name__ == "__main__":
    tests = int(input())
    for _ in range(tests):
        num = input()
        function(num)


Solution 2 (runtime: 249 ms):
for i in range(int(input())):
    n=(input())
    a=0
    for i in n:
        a+=int(i)
    a=a%9
    a=9-a
    if a==9:
        print("YES")
    else:
        if a%2!=0:
            p=0
            q=0
            for i in n:
                if i=="2":
                    p+=1
                if i=="3":
                    q+=1
            if a==1:
                if p>=5 or (p>=2 and q>=1):
                    print("YES")
                else:
                    print("NO")
            elif a==3:
                if q>=2 or p>=6 or (q>=1 and p>=3):
                    print("YES")
                else:
                    print("NO")
            elif a==5:
                if p>=7 or (q>=1 and p>=4) or (q>=2 and p>=1):
                    print("YES")
                else:
                    print('NO')
            else:
                if p>=8 or (q>=1 and p>=5) or (q>=2 and p>=2):
                    print("YES")
                else:
                    print("NO")
        else:
            if a<6:
                a=a//2
                ans=0
                for i in n:
                    if i=="2":
                        ans+=1
                if ans>=a:
                    print("YES")
                else:
                    print("NO")
            else:
                if a==6:
                    a=a//2
                    ans=0
                    for i in n:
                        if i=="2":
                            ans+=1
                    if ans>=a:
                        print("YES")
                    else:
                        for i in n:
                            if i=="3":
                                print("YES")
                                break
                        else:
                            print("NO")
                else:
                    a=a//2
                    ans=0
                    for i in n:
                        if i=="2":
                            ans+=1
                    if ans>=a:
                        print("YES")
                    else:
                        if ans<1:
                            print("NO")
                        else:
                            for i in n:
                                if i=="3":
                                    print("YES")
                                    break
                            else:
                                print("NO")