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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. int x,b2,b1,b0,sum;
  5. scanf("%d",&x);
  6. b2 =x/100; //计算百位数字
  7. b1 =(x-b2*100)/10; //计算十位数字
  8. b0 =x%10; //计算个位数字
  9. printf("百位数字b2=%d",b2);
  10. printf("十位数字b1=%d",b1);
  11. printf("个位数字b0=%d",b0);
  12. sum =b2+b1+b0;
  13. printf("sum =%d\n",sum);
  14. printf("x=%d",x);
  15. return 0;
  16. }
Success #stdin #stdout 0s 5320KB
stdin
742
stdout
百位数字b2=7十位数字b1=4个位数字b0=2sum =13
x=742