advent6.1

advent.py

input="""111 222  33 44~~
111 222  33 44~~
111 222  33 44~~
123 328  51 64~
 45 64  387 23~
  6 98  215 314
  1 11  111 111
*   +   *   +"""

import re
from functools import reduce
all= input.split("\n")
X = len(all)
Y=len(re.split(r"\s+", all[0].strip()))
Z=len(all[0])
C=Z//Y
print(f"{X} {Y} {Z} {C}")
stack=[  ["",] * (Y+1 )  for x in range(Y) ]
print(input)
def mysplit(l):
    fs=True
    accu=""
    for i in l:
        if " " == i:
            if fs:  
                yield accu 
                fs=False 
            else:
                accu += " "
        else:
            accu+=i    
            fs=True

for x,l in enumerate(reversed(all)): 
    for y,col in enumerate(list(mysplit(l))[::-1]):
        if col in {"*", "+" }: 
            col.strip() 
            stack[Y-y-1][-1]=col
        else:
            print("<%s>" % col)
            col = l[y*(C):y*C+C-1]
            print("<%s>" % col) 
            col=col.replace(" ", "0")
            #print(col) 

            for index,digit in enumerate(col):
#                print(f"{x},{y}, {col}, {index}, {digit}")
                #print(index)
                stack[Y-y-1][index] = digit  +  stack[Y-y-1][index]
                #stack[y][index] += int(digit)*(10**(x-1)) 
#        print(stack)
total=0
print(stack)
print()
for  l in stack:
    print(list(map(lambda s:s.strip("0"),l)))
    assert l[-1] in { '*', '+' } 
    total += reduce([int.__mul__, int.__add__][l[-1] == '+'],map(lambda s:int(s.strip("0") or "0") , l[0:-1]))
print( total)