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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	int a,b;
  5. printf("\t请输入整数a和b:");
  6. scanf("%d%d",&a,&b);
  7. printf("a+b=%d\n",a+b);
  8. printf("a-b=%d\n",a-b);
  9. printf("a*b=%d\n",a*b);
  10. printf("平均值=%.2f\n",(a+b)/2.0);
  11.  
  12. 	return 0;
  13. }
  14.  
Success #stdin #stdout 0.01s 5288KB
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stdin
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Standard input is empty
stdout
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	请输入整数a和b:a+b=1928853855
a-b=1928788321
a*b=1236829856
平均值=964426927.50
https://ideone.com/UXFzcU
language:
C (gcc 8.3)
created:
12 hours ago
visibility:
public

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