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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	// Key:用字串法讀入，否則會「溢位」
  5. 	char number[1000];
  6. 	scanf("%s",number);
  7. 	int A=0, B=0;
  8. 	int digit;
  9.  
  10. 	//計算奇偶位數和
  11. 	for(int i=0;number[i]!='\0';i++){
  12. 		digit=number[i]-'0';               //字元轉換成整數
  13. 		(i%2==0)? (A+=digit):(B+=digit);
  14. 	}
  15.  
  16. 	//列印結果
  17. 	int result;
  18. 	result=A-B;
  19. 	(result>0)? printf("%d",result):printf("%d",-result);
  20. 	return 0;
  21. }
  22.  
Success #stdin #stdout 0s 5284KB
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stdin
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123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789123456789
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5
https://ideone.com/sgRMd1
第三題：秘密差
language:
C (gcc 8.3)
created:
7 days ago
visibility:
public

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