百度模拟笔试-2016.04.19

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// INCLUDE HEADER FILES NEEDED BY YOUR PROGRAM

// SOME LIBRARY FUNCTIONALITY MAY BE RESTRICTED

// DEFINE ANY FUNCTION NEEDED

// FUNCTION SIGNATURE BEGINS, THIS FUNCTION IS REQUIRED

#include<iostream>

#include<string.h>

using namespace std;

int canArrangeWords(int num,char** arr){

// WRITE YOUR CODE HERE

char *a=(char *)malloc(num*sizeof(char));

char *b=(char *)malloc(num*sizeof(char));

int *c=(int *)malloc(num*sizeof(int));

for(int i=0;i<num;i++){

int len=strlen(arr[i]);

a[i]=arr[i][0];

b[i]=arr[i][len-1];

c[i]=1;

}

int count=num;

for(int j=1;j<num&&c[j]==1;j++){

if(a[0]==b[j]){

a[0]=a[j];

c[j]==0;

count--;

}else if(b[0]==a[j]){

b[0]=b[j];

c[j]==0;

count--;

}

}

free(a);

free(b);

free(c);

if(count==1){

return 1;

}else

return -1;

}

// FUNCTION SIGNATURE ENDS

// DO NOT IMPLEMENT THE main( ) METHOD

// INCLUDE HEADER FILES NEEDED BY YOUR PROGRAM

// SOME LIBRARY FUNCTIONALITY MAY BE RESTRICTED

// DEFINE ANY FUNCTION NEEDED

// FUNCTION SIGNATURE BEGINS, THIS FUNCTION IS REQUIRED

#include<iostream>

using namespace std;

int perfectNumberCheck(int num)

{

int i,sum=0;

for(i=1;i<=num/2;i++){

if(num%i==0)

sum+=i;

}

if(sum==num)

return 1;

else

return 0;

// CHECK WHETHER NUMBER IS PERFECT OR NOT

// RETURN RESULT

// WRITE YOUR CODE HERE

}

// FUNCTION SIGNATURE ENDS

// DO NOT IMPLEMENT THE main( ) METHOD

百度模拟笔试-2016.04.19

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原文地址：http://www.cnblogs.com/Pumpkinandy/p/5412056.html