#include stdiohint main int a=8b=9t; t=a; ifab t=b; t=t; printfdnt;｝

There is a syntax error in this code. The closing brace of the main function is using a full-width character '｝' instead of a regular closing brace '}'. This can cause a compilation error.

Assuming the character is replaced with a regular closing brace, the code will execute as follows:

1. Declare integer variables a, b, and t and initialize a to 8 and b to 9.
2. Assign the value of a (8) to t.
3. If a is less than b, which is true in this case, assign the value of b (9) to t.
4. Multiply t by itself (9*9) and assign the result (81) to t.
5. Print the value of t (81) to the console.

Therefore, the output of this program will be:

8