-------------------------------

第七話配列

array01.c

int main( void )

{

char a[16];

int i[2][3];

a[2]='A';

i[0][0]=10;

return 0 ;

}

array02.c

#include <stdio.h>

int main( void )

{

char a[]={'a', 'b', 'c', 0 };

char b[10]={'A', 'B', 67, 0 };

int i[][3]={

{0,1,2},

{3,4,5}

};

int j, k;

printf("\t%s\n",a);

printf("\t%s\n",b);

for(j=0;j<2;j++)

{

for(k=0;k<3;k++)

printf("%4d",i[j][k]);

printf("\n");

}

return 0 ;

}

array03.c

#include <stdio.h>

int main( void )

{

char a[]={'a','b','c'};

char b[]={'a','b','c',0};

char c[]="abc";

printf("%s\n",a);

printf("%s\n",b);

printf("%s\n",c);

return 0 ;

}

-------------------------------

array03a.c

#include <stdio.h>

int main( void )

{

char a[]={'a','b','c'};

a[] = {'d','e','f'};

printf("%s\n",a);

return 0 ;

}

-------------------------------

array04.c

#include <stdio.h>

int main( void )

{

char a[]={'a','b','c'};

char b[]={'a','b','c',0};

char c[]="abc";

printf("size of a = %d bytes\n",sizeof(a));

printf("size of b = %d bytes\n",sizeof(b));

printf("size of c = %d bytes\n",sizeof(c));

return 0 ;

}

array05.c

#include <stdio.h>

int i[];

int j[10];

int main( void )

{

return 0 ;

}

array05a.c

#include <stdio.h>

int i[];

int main( void )

{

printf("size of i = %d", sizeof i);

return 0 ;

}

array06.c

#include <stdio.h>

int i[];

int i[10];

int main( void )

{

printf("size of i = %d", sizeof i);

return 0 ;

}

array06a.c

#include <stdio.h>

int i[];

int i[] = {0,1,2,3,4,5,6,7,8,9};

int main( void )

{

printf("size of i = %d", sizeof i);

return 0 ;

}

array07.c

#include <stdio.h>

int i[10] = {0,1,2,3,4,5,6,7,8,9};

int main( void )

{

int l;

printf("entry of i = %d\n", sizeof(i)/sizeof(i[0]));

for(l = 0; l < sizeof(i)/sizeof(i[0]); l++)

printf("i[%d] = %d\n", l, i[l]);

return 0 ;

}

array07a.c

#include <stdio.h>

int i[10] = {0,1,2,3,4};

int main( void )

{

int l;

printf("entry of i = %d\n", sizeof(i)/sizeof(i[0]));

for(l = 0; l < sizeof(i)/sizeof(i[0]); l++)

printf("i[%d] = %d\n", l, i[l]);

return 0 ;

}

array07b.c

#include <stdio.h>

int i[10] = {0, ,2, ,4, ,6, ,8 };

int main( void )

{

int l;

printf("entry of i = %d\n", sizeof(i)/sizeof(i[0]));

for(l = 0; l < sizeof(i)/sizeof(i[0]); l++)

printf("i[%d] = %d\n", l, i[l]);

return 0 ;

}

array07c.c

#include <stdio.h>

int i[10] = {0,1,2,3,4,5,6,7,8,9,0,1,2,3,4,5,6,7,8,9};

int main( void )

{

int l;

printf("entry of i = %d\n", sizeof(i)/sizeof(i[0]));

for(l = 0; l < sizeof(i)/sizeof(i[0]); l++)

printf("i[%d] = %d\n", l, i[l]);

return 0 ;

}

array08.c

#include <stdio.h>

int main( void )

{

int i[10]={0,1,2,3,4,5,6,7,8,9};

int* pi;

pi=i;

printf("i[2]=%d\n", *(pi+2));

return 0 ;

}

array08a.c

#include <stdio.h>

int main( void )

{

int i[5]={0,1,2,3,4};

int* pi;

int j;

pi=&i[0];

for(j=0;j<5;j++)

printf("i[%d]=%d\n",j,*(pi+j));

return 0 ;

}

array08b.c

#include <stdio.h>

int main( void )

{

int i[5]={0,1,2,3,4};

int* pi;

int j;

pi=&i;

for(j=0;j<5;j++)

printf("i[%d]=%d\n",j,*(pi+j));

return 0 ;

}

array09.c

#include <stdio.h>

int main( void )

{

char a[100]="ABCDEFG";

printf("a[0] = %c\n", *a);

printf("size of a = %d bytes\n", sizeof(a));

printf("size of &a = %d bytes\n", sizeof(&a));

printf("size of &a[0] = %d bytes\n", sizeof(&a[0]));

printf("size of *a = %d bytes\n", sizeof(*a));

return 0 ;

}

array09a.c

#include <stdio.h>

int main( void )

{

char a[100]="ABCDEFG";

char *pa;

pa=a;

printf("a[0] = %c\n", *pa);

printf("size of a = %d bytes\n", sizeof(pa));

printf("size of a = %d bytes\n", sizeof(*pa));

return 0 ;

}

array10.c

#include <stdio.h>

int main( void )

{

int i[100];

printf("i = %3d elemnts\n", sizeof(i)/sizeof(i[0]) );

printf("i = %3d elemnts\n", sizeof(i)/sizeof(int) );

return 0 ;

}

array11.c

#include <stdio.h>

int main( void )

{

char a[100]="ABCDEFGHIJKLMNOPQR";

char b[100]="ABCDEFGHIJK\0MNOPQR";

printf("a=[%s]\n",a);

printf("b=[%s]\n",b);

return 0 ;

}

arrayMulti01.c

#include <stdio.h>

int main( void )

{

int a[][]={ {0,1}, {2,3}, {4,5} };

printf("size of a=%d, size of a[0]=%d\n",sizeof a, sizeof a[0]);

return 0 ;

}

arrayMulti01a.c

#include <stdio.h>

int main( void )

{

int a[][2]={ {0,1}, {2,3}, {4,5} };

printf("size of a=%d, size of a[0]=%d\n",sizeof a, sizeof a[0]);

return 0 ;

}

arrayMulti02.c

#include <stdio.h>

int main( void )

{

int a[3][2]={ {0,1}, {2,3}, {4,5} };

int b[2][3]={ {0,1}, {2,3}, {4,5} };

int c[1][6]={ {0,1}, {2,3}, {4,5} };

int d[6][1]={ {0,1}, {2,3}, {4,5} };

printf("size of a=%d, size of a[0]=%d\n",sizeof a, sizeof a[0]);

printf("size of b=%d, size of b[0]=%d\n",sizeof b, sizeof b[0]);

printf("size of c=%d, size of c[0]=%d\n",sizeof c, sizeof c[0]);

printf("size of d=%d, size of d[0]=%d\n",sizeof d, sizeof d[0]);

return 0 ;

}

arrayMulti03.c

#include <stdio.h>

int main( void )

{

int a[3][2]={ 0,1, 2,3, 4,5 }; /* 三行二列の配列 */

int b[2][3]={ 0,1, 2,3, 4,5 }; /* 二行三列の配列 */

int c[1][6]={ 0,1, 2,3, 4,5 }; /* 一行六列の配列 */

int d[6][1]={ 0,1, 2,3, 4,5 }; /* 六行一列の配列 */

printf("size of a=%d, size of a[0]=%d\n",sizeof a, sizeof a[0]);

printf("size of b=%d, size of b[0]=%d\n",sizeof b, sizeof b[0]);

printf("size of c=%d, size of c[0]=%d\n",sizeof c, sizeof c[0]);

printf("size of d=%d, size of d[0]=%d\n",sizeof d, sizeof d[0]);

return 0 ;

}

arrayArg01.c

#include <stdio.h>

void sub( int a[], int *pa )

{

printf("size of a=%d, size of pa=%d\n",sizeof a, sizeof pa);

}

int main( void )

{

int a[3]={ 0,1,2 };

printf("size of a=%d\n",sizeof a);

sub(a, a);

return 0 ;

}

arrayArg02.c

* Hiro KITAYAMA

#include <stdio.h>

void sub( int a[][2] )

{

printf("size of a=%d, size of a[0]=%d\n",sizeof a, sizeof a[0]);

}

int main( void )

{

int a[][2]={ {0,1}, {2,3}, {4,5} };

printf("size of a=%d, size of a[0]=%d\n",sizeof a, sizeof a[0]);

sub(a);

return 0 ;

}

arrayArg03.c

#include <stdio.h>

void sub( int a[][3] )

{

printf("size of a=%d, size of a[0]=%d\n",sizeof a, sizeof a[0]);

}

int main( void )

{

int a[][2]={ {0,1}, {2,3}, {4,5} };

printf("size of a=%d, size of a[0]=%d\n",sizeof a, sizeof a[0]);

sub(a);

return 0 ;

}

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