ACM刷题之ZOJ————Defuse the Bomb

Defuse the Bomb

Time Limit: 2 Seconds
Memory Limit: 65536 KB

The bomb is about to explode! Please defuse it as soon as possible!

There is a display showing a number from 1 to 4 on the bomb. Besides this, there are 4 buttons under the display. Each button is labeled by a number from 1 to 4. The numbers on the buttons are always distinct.



There are 5 defusing stages in total. Pressing the correct button can progress the bomb to the next defusing stage. The number on the display and the number on each button may be different in different stages. The bomb will be defused only when all 5 defusing
stages get passed. Pressing the incorrect button will cause the bomb to explode immediately. Be careful!

Here is the detailed bomb defusing manual. Button positions are ordered from left to right.

Stage 1:

If the display is 1, press the button in the second position.
If the display is 2, press the button in the second position.
If the display is 3, press the button in the third position.
If the display is 4, press the button in the fourth position.

Stage 2:

If the display is 1, press the button labeled "4".
If the display is 2, press the button in the same position as you pressed in stage 1.
If the display is 3, press the button in the first position.
If the display is 4, press the button in the same position as you pressed in stage 1.

Stage 3:

If the display is 1, press the button with the same label you pressed in stage 2.
If the display is 2, press the button with the same label you pressed in stage 1.
If the display is 3, press the button in the third position.
If the display is 4, press the button labeled "4".

Stage 4:

If the display is 1, press the button in the same position as you pressed in stage 1.
If the display is 2, press the button in the first position.
If the display is 3, press the button in the same position as you pressed in stage 2.
If the display is 4, press the button in the same position as you pressed in stage 2.

Stage 5:

If the display is 1, press the button with the same label you pressed in stage 1.
If the display is 2, press the button with the same label you pressed in stage 2.
If the display is 3, press the button with the same label you pressed in stage 4.
If the display is 4, press the button with the same label you pressed in stage 3.

Input

There are multiple test cases. The first line of input is an integer T indicating the number of test cases. For each test case:

There are 5 lines. Each line contains 5 integers D, B1,
B2, B3, B4 indicating the number on the display and the numbers on the buttons respectively. The
i-th line correspond to the i-th stage.

Output

For each test case, output 5 lines. The i-th line contains two integers indicating the position and the label of the correct button for the
i-th stage.

Sample Input

1
4 2 1 3 4
2 2 4 3 1
4 3 1 4 2
4 3 4 2 1
2 3 1 2 4

Sample Output

4 4
4 1
3 4
4 1
2 1

Hint

Keep talking with your teammates and nobody explodes!

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这个是The 13th Zhejiang Provincial Collegiate Programming Contest 的题目（参加了现场赛）。

其实就是一道模拟题。但是比赛的时候没有先选择做这题，导致了时间不够，有点遗憾。

用结构体的话会更加方便。

下面是ac代码

#include<stdio.h>
#include<string.h>
#include<stdlib.h>
#include<math.h>
#include<algorithm>
using namespace std;
typedef struct stage
{
int lable[5];
int position[5];
int act;
int labmem;
int posmem;
}stage;

int main()
{
int n,i,j,fla,k;
stage a[6];
scanf("%d",&n);
while(n--)
{
for(i=1;i<=5;i++)
{
scanf("%d",&a[i].act);
k=0;
for(j=1;j<=4;j++)
{
scanf("%d",&a[i].lable[j]);
k++;
a[i].position[j]=k;
}

}
///////////////////input  over
//////stage one
if(a[1].act==1||a[1].act==2)
{
printf("2 %d\n",a[1].lable[2]);
a[1].labmem=a[1].lable[2];
a[1].posmem=2;
}
else if(a[1].act==3)
{
printf("3 %d\n",a[1].lable[3]);
a[1].labmem=a[1].lable[3];
a[1].posmem=3;
}
else if(a[1].act==4)
{
printf("4 %d\n",a[1].lable[4]);
a[1].labmem=a[1].lable[4];
a[1].posmem=4;
}
//////one over

/////stage two
if(a[2].act==1)
{
for(i=1;i<=4;i++)
{
if(a[2].lable[i]==4)
{
printf("%d %d\n",a[2].position[i],a[2].lable[i]);
a[2].labmem=a[2].lable[i];
a[2].posmem=a[2].position[i];
break;
}
}
}
else if(a[2].act==2||a[2].act==4)
{
printf("%d %d\n",a[2].position[a[1].posmem],a[2].lable[a[1].posmem]);  //If the display is 2, press the button in the same position as you pressed in stage 1.
a[2].labmem=a[2].lable[a[1].posmem];
a[2].posmem=a[2].position[a[1].posmem];
}
else if(a[2].act==3)
{
printf("%d %d\n",a[2].position[1],a[2].lable[1]);
a[2].labmem=a[2].lable[1];
a[2].posmem=a[2].position[1];
}
////////two over

///////stage three
if(a[3].act==1)
{
for(i=1;i<=4;i++)
{
if(a[3].lable[i]==a[2].labmem)
{
printf("%d %d\n",a[3].position[i],a[3].lable[i]);
a[3].labmem=a[3].lable[i];
a[3].posmem=a[3].position[i];
break;
}
}     //If the display is 1, press the button with the same label you pressed in stage 2

}
else if(a[3].act==2)
{
for(i=1;i<=4;i++)
{
if(a[3].lable[i]==a[1].labmem)
{
printf("%d %d\n",a[3].position[i],a[3].lable[i]);
a[3].labmem=a[3].lable[i];
a[3].posmem=a[3].position[i];
break;
}
}
}
else if(a[3].act==3)
{
printf("3 %d\n",a[3].lable[3]);
a[3].labmem=a[3].lable[3];
a[3].posmem=3;
}
else if(a[3].act==4)
{
for(i=1;i<=4;i++)
{
if(a[3].lable[i]==4)
{
printf("%d 4\n",a[3].position[i]);
a[3].labmem=4;
a[3].posmem=a[3].position[i];
break;
}
}
}
///////three over

//////stage four
if(a[4].act==1)
{
printf("%d %d\n",a[4].position[a[1].posmem],a[4].lable[a[1].posmem]);
a[4].labmem=a[4].lable[a[1].posmem];
a[4].posmem=a[4].position[a[1].posmem];
}
else if(a[4].act==2)
{
printf("1 %d\n",a[4].lable[1]);
a[4].labmem=a[4].lable[1];
a[4].posmem=1;
}
else if(a[4].act==3||a[4].act==4)
{
printf("%d %d\n",a[4].position[a[2].posmem],a[4].lable[a[2].posmem]);
a[4].labmem=a[4].lable[a[2].posmem];
a[4].posmem=a[4].position[a[2].posmem];
}
/////four over

/////stage five
if(a[5].act==1)
{
for(i=1;i<=4;i++)
{
if(a[5].lable[i]==a[1].labmem)
{
printf("%d %d\n",a[5].position[i],a[5].lable[i]);
break;
}
}
}
else if(a[5].act==2)
{
for(i=1;i<=4;i++)
{
if(a[5].lable[i]==a[2].labmem)
{
printf("%d %d\n",a[5].position[i],a[5].lable[i]);
break;
}
}
}
else if(a[5].act==3)
{
for(i=1;i<=4;i++)
{
if(a[5].lable[i]==a[4].labmem)
{
printf("%d %d\n",a[5].position[i],a[5].lable[i]);
break;
}
}
}
else if(a[5].act==4)
{
for(i=1;i<=4;i++)
{
if(a[5].lable[i]==a[3].labmem)
{
printf("%d %d\n",a[5].position[i],a[5].lable[i]);
break;
}
}
}
//////over
}
}

细心点的话不难的