#P1597. 语句解析

语句解析

Description

A PASCAL code string of length not exceeding 255255, containing only the three variables a, b, c and only assignment statements. The right-hand side of an assignment can only be a single-digit number or a variable. Each assignment statement has the format "[variable] := [variable or single-digit integer];". Unassigned variables have value 00. Output the values of a, b, c.

Input Format

A string of PASCAL code that conforms to the above constraints, using only variables a, b, c and only assignment statements, where the right-hand side is either a single-digit integer or a variable. Unassigned variables have value 00.

Output Format

Output the final values of a, b, c.

a:=3;b:=4;c:=5;
3 4 5

Hint

The length of the input PASCAL code does not exceed 255255.

Translated by ChatGPT 5