#include <stdio.h>
#include <stdlib.h>
#define N 10
#define M 5
void count_common(int A[], int B[])
{
int i = 0;
int j = 0;
while(i<N && j<M)
{
if(A[i]<B[j])
i++;
else if(A[i]>B[j])
j++;
else
{
printf("%d\t",A[i]);
i++;
j++;
}
}
printf("\n");
}
int check_in(int A[], int B[])
{
int i = 0;
int j = 0;
int ret = 0;
while(i<N && j<M)
{
if(A[i]<B[j])
i++;
else if(A[i]==B[j])
{
i++;
j++;
}
else
break;
}
if(j==M)
ret = 1;
return ret;
}
int main(int argc, char *argv[])
{
int A[N];
int B[5];
int i;
for(i=0;i<N;i++)
A[i] = i+1;
for(i=0;i<M;i++)
B[i] = 2*i+1;
//B[1] = 4;
//B[M-1] = 11;
printf("common is:\n");
count_common(A, B);
check_in(A, B)?printf("in\n"):printf("not in\n");
system("PAUSE");
return 0;
}
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