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对c / c++ èè¨ï¼æ¹æ¬å· æ¯ç¹æ®çè¿ç®ç¬¦ï¼éæ ç¹ç¬¦å·ã
ä¾å¦ï¼ x[i] çäº *(x+i); ä¹çäº i[x]; (å¾å¥æªï¼ä½100%æ£ç¡®ï¼
ä½ è¯éªä¸ä¸ç¨åºï¼
int x[3]={1,2,3};
printf("x:\n");
for (i=0;i<3;i++) printf("%d ", i[x]); (å¾å¥æªï¼ä½100%æ£ç¡®ï¼
axis[4][x] å¨c / c++ å°±æ¯ï¼ *(*(axis+4)+x)
åæ ·ï¼ axis[5][x]ãaxis[6][x]ãå¯ä»¥æ£å¸¸ä½¿ç¨ï¼ä½å¾å¯è½æè¿è¡æ¶çé误åçï¼ç¨åºå®æã
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#include <stdio.h>
int main(){
float axis[4][9];
int i,j,v=1,x;
for (j=0;j<4;j++) for (i=0;i<9;i++) *(*(axis+j)+i) = v++; //æ£ç¡®
for (j=0;j<4;j++) {
for (i=0;i<9;i++) printf("%2.0f ",axis[j][i]); //æ£ç¡®
printf("\n");
}
printf("\n");
for (x=0;x<9;x++) axis[4][x]=v++;
printf("\n");
for (x=0;x<9;x++) printf("%2.0f ",*(*(axis+4)+x));
printf("\n");
return 0;
}
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