main()
{
float x,y;
char o;
double r;
scanf("%f%f%c",&x,&y,&o);
switch(o)
{
case'+':r=x+y;break;
case'-':r=x-y;break;
case'*':r=x*y;break;
case*/*:r=x/y;break;
}
printf("%f",r);
}
若运行时输入:3 5/<回车>,则程序的运行结果为______。
When will the man most likely take a break?
A.In the morning.
B.At two o'clock.
C.During lunch.
D.After work.
Which location will NOT receive recycling bins?
A.The cafeteria
B.The conference room
C.The operations break room
D.The administration break room
A.Take a break from studying.
B.Go out to get something to eat.
C.Do something to cool off.
D.End their hike.
It wasn't always January 1 that marked the new year until ______.
A.everyone greeted each other with "happy new year"
B.the Nile River flooded
C.the Roman Emperor Julius Caesar established his own calendar in 46 BC
D.the next farming cycle kicked off
W: Well, Allen, the mountain-lake cycle tour is a two-day bicycle tour from Ottawa to Kingston and back. It is not a race, cut more like an endurance test for recreational cyclists. People do it for fitness and fun and try to better their time every year.
M: How long does it take to cycle one-way, Marilyn?
W: About seven to nine hours for the average cyclists. Racers can do it in four hours. But as I said, tour is not intended to be a race.
M: How many people will be taking part this year?
W: This is our biggest year ever. We have twelve hundred cyclists registered.
M: I hate to he on the road when the cyclists start out.
W: Don't worry, we've introduce the stagger starts to avoid these problems. Our first group will leave Ottawa at seven o'clock, and other groups will follow every twenty minutes.
M: Thank you, Marilyn. Now down to the starting line of the university.
(27)
A.At the starting line.
B.In the bicycle shop.
C.In the radio studio.
D.On the road.
下列语句段中不是死循环的是()。
A.int i=100 While (1) { i=i%100+1 if(i==20) break; }
B.int i sum=O; for (i=l;;i++) sum=sum +l;
C.int k=0; do { ++K }while(k<=O);
D.int s=3379; while (s+ +%2+3%2)s++;
有以下程序 include<stdio.h> yoidmain() { inta[]={2,3,5,4),i; for(i=0;i<4;i++) switch(i%2) { case0:switch(a[i]%2) { case0:a[i]++;break; case1:a[i]-; }break; case1:a[i]:O; } for(i=0;i<4;i++) printf(%d.,a[i]); printf(\n); } 程序运行后的输出结果是
A.2050
B.3344
C.3040
D.304
M: Well, Ann, the mountain-lake cycle tour today is a bicycle tour from Ottawa to Kingston and back. It is not a race, but more like an endurance test for recreational cyclist. People do it for fitness and fun and try to better their time every year.
W: How long will it take to cycle one-way, Robin?
M: About seven to nine hours for the average cyclists. Racers can do it in four hours. But I said, the tour is not intended to be a race.
W: How many people will be taking part this year?
M: This is our biggest year ever. We have twelve hundred cyclists registered.
W:I doubt they'll block the road when the cyclists start out?
M: Don't worry, we've introduced the staggered starts to avoid these problems.Our first group will leave Ottawa at seven o'clock, and other groups will follow every twenty minutes.
W: Thank you, Robin. Now down to the starting line of the university.
Where does this interview take place?
A.In the radio studio.
B.In the bicycle shop.
C.On the road.
M: Good morning, everyone.
W: Robin, can you tell us what the mountain lake cycle tour is all about?
M: Well, Ann, die tour today is not a race. People do it for fitness and fun and try to better their time every year.
W: How long will it take to cycle one way, Robin?
M: About seven to nine hours for the average cyclists. Good cyclists can do it in four hours.
W: How many people will be taking part this year?
M: This is our biggest year ever. We have twelve hundred cyclists registered.
W: I doubt they' 11 block the road when die cyclists start out?
M: Don' t worry, we' ve introduced the staggered starts to avoid these problems. Our fast group will leave Ottawa at seven o' clock.
W: Thank you, Robin. Now down to the starting line of the university.
Where does this interview take place?
A.In the radio studio.
B.In the bicycle shop.
C.On the road.