PROGRAMMING:Format output

Define two integer variables, input data by keyboard, then output summation and product by line.
###Input format:
Keyboard input 2 integers, separated by commas.
###Output format:
The first line outputs the sum of two numbers, and the second line outputs the result of multiplication of two numbers
###Input example:
```in
3,5
```
###Output example:
```out
3+5=8
3*5=15
```







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