测试入代码功能

lijun123

1. #include<stdio.h>
   
2. int main()
   
3. {
   
4. int i;
   
5. i = 123;
   
6. printf("size of int is %d\n", sizeof(int));
   
7. printf("size of int i %d\n", sizeof(i));
   
8. return 0;
   
9. }

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