• 2022-06-16 问题

    用存储过程求1+2+3+4+...+100之和。用SQL语句实现如下: DELIMITER $$ CREATE PROCEDURE proc_sum100() BEGIN (1) i, SUM INT DEFAULT 0; SIGN: (2) IF i >100 THEN SELECT i, SUM; (3) SIGN; (4) SET SUM = SUM + i; SET (5) ; (6) ; (7) SIGN; END $$ DELIMITER ; #调用存储过程 (8) ;

    用存储过程求1+2+3+4+...+100之和。用SQL语句实现如下: DELIMITER $$ CREATE PROCEDURE proc_sum100() BEGIN (1) i, SUM INT DEFAULT 0; SIGN: (2) IF i >100 THEN SELECT i, SUM; (3) SIGN; (4) SET SUM = SUM + i; SET (5) ; (6) ; (7) SIGN; END $$ DELIMITER ; #调用存储过程 (8) ;

  • 2022-05-27 问题

    在报表中能够正确计算销售百分比的表达式为( ) A: [销售额]/Sum(“[销售额]”)*100 B: [销售额]/Sum[销售额]*100 C: =[销售额]/Sum(“[销售额]”)*100 D: =[销售额]/Sum([销售额])*100

    在报表中能够正确计算销售百分比的表达式为( ) A: [销售额]/Sum(“[销售额]”)*100 B: [销售额]/Sum[销售额]*100 C: =[销售额]/Sum(“[销售额]”)*100 D: =[销售额]/Sum([销售额])*100

  • 2022-07-28 问题

    在下列程序段中,不能计算1到100之间奇数之和的是__________。 A: Dim sum As Integer sum = 0 For i = 1 To 100 Step 2 sum = sum + i Next B: Dim sum As Integer sum = 0 For i = 1 To 100 If i Mod 2 <> 0 Then sum = sum + i Next C: Dim sum As Integer sum = 0 For i = 1 To 99 sum = sum + i Next D: Dim sum As Integer sum = 0 For i = 100 To 1 Step -1 If i Mod 2 <> 0 Then sum = sum + i Next

    在下列程序段中,不能计算1到100之间奇数之和的是__________。 A: Dim sum As Integer sum = 0 For i = 1 To 100 Step 2 sum = sum + i Next B: Dim sum As Integer sum = 0 For i = 1 To 100 If i Mod 2 <> 0 Then sum = sum + i Next C: Dim sum As Integer sum = 0 For i = 1 To 99 sum = sum + i Next D: Dim sum As Integer sum = 0 For i = 100 To 1 Step -1 If i Mod 2 <> 0 Then sum = sum + i Next

  • 2022-07-02 问题

    计算2+4+6+…+100的值。 int i,sum=0; for(_______________) sum=sum+i; printf(“sum=%d”,sum);

    计算2+4+6+…+100的值。 int i,sum=0; for(_______________) sum=sum+i; printf(“sum=%d”,sum);

  • 2021-04-14 问题

    $sum = 0; for($i=1;$i<=100;;++$i){ if($i%2==0){ continue; } $sum += $i; } echo '$sum ='.$sum; echo输出值为_______。 2、 $sum = 0; for($i=1;$i<=100;;++$i){ if($i%2==0){ continue; } $sum += $i; } echo '$sum ='.$sum; echo输出值为_______

    $sum = 0; for($i=1;$i<=100;;++$i){ if($i%2==0){ continue; } $sum += $i; } echo '$sum ='.$sum; echo输出值为_______。 2、 $sum = 0; for($i=1;$i<=100;;++$i){ if($i%2==0){ continue; } $sum += $i; } echo '$sum ='.$sum; echo输出值为_______

  • 2022-06-07 问题

    和下面代码执行结束后,sum结果一致的选项是( )int i=1;int sum=0;while(i<=100){ if(i%2==0) { sum=sum+i;} i++;} A: for (int x =1; x<=100;x++){ sum=sum+x;} B: for (int x =0; x<=100;x+=2){ sum=sum+x;} C: for (int x =1; x<=100;x+=2){ sum=sum+x;} D: 上述全对

    和下面代码执行结束后,sum结果一致的选项是( )int i=1;int sum=0;while(i<=100){ if(i%2==0) { sum=sum+i;} i++;} A: for (int x =1; x<=100;x++){ sum=sum+x;} B: for (int x =0; x<=100;x+=2){ sum=sum+x;} C: for (int x =1; x<=100;x+=2){ sum=sum+x;} D: 上述全对

  • 2022-06-07 问题

    以下四个选项中和下面代码功能相同的是( )。(选择一项) int i = 1; int sum = 0; while (i <= 100) { if (i % 2 == 0) sum = sum + i; i++; } A: for (int x =1; x<=100;x++){ sum=sum+x;} B: for (int x =0; x<=100;x+=2){ sum=sum+x;} C: for (int x =1; x<=100;x+=2){ sum=sum+x;} D: 上述全对

    以下四个选项中和下面代码功能相同的是( )。(选择一项) int i = 1; int sum = 0; while (i <= 100) { if (i % 2 == 0) sum = sum + i; i++; } A: for (int x =1; x<=100;x++){ sum=sum+x;} B: for (int x =0; x<=100;x+=2){ sum=sum+x;} C: for (int x =1; x<=100;x+=2){ sum=sum+x;} D: 上述全对

  • 2022-06-07 问题

    下列循环做什么?sum的最终值是多少?int sum=0;for(int i=-100;i<=100;++i)       sum+=i;

    下列循环做什么?sum的最终值是多少?int sum=0;for(int i=-100;i<=100;++i)       sum+=i;

  • 2022-06-15 问题

    下面语句的执行结果是sum <- 0for(i in 1:100)sum = sum + iprint(sum) A: 5050 B: 5000 C: 5020 D: 5045

    下面语句的执行结果是sum <- 0for(i in 1:100)sum = sum + iprint(sum) A: 5050 B: 5000 C: 5020 D: 5045

  • 2022-06-16 问题

    看程序,写结果 main() { int i,sum=0; i = 1; while (i < 100) { sum = sum + i; i++; } printf("%d",sum); }

    看程序,写结果 main() { int i,sum=0; i = 1; while (i < 100) { sum = sum + i; i++; } printf("%d",sum); }

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