printf(“result=%d%%”, 20); /* result=20% */ 写成printf(“result

C语言中有句语句printf("%d!=%.0f\n“,m,result);是什么意思,其中%.0f是什么? result $row = mysql_fetch_array($result); result+=dx_result[i]+"," result+=i啥意思? int x=20;printf(“%d”,0 result in和result result in result from int i=9999;printf("%d\n",printf("%d",printf("%d",printf("%d" int a=10;f1(){int a=20;printf("%d",a);}f2(){printf("%d",a);} result from ,result in ,as a result int result = DbHelperSQL.ExecuteSql(sql);