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# include <stdio.h>
int main()
{
/* ¶¨Òå±äÁ¿²¢¸³³õÖµ */
int a = 5;
char c = 'a'; // 'a'µÄASCÂëµÄֵΪ97
float f = 5.3;
double m = 12.65;
double result;
/* ͬÀàÐÍÊý¾Ý¼ä½øÐÐÔËËã²¢Êä³ö½á¹û */
printf("a + c = %d\n", a + c); // 97+5=102
printf("a + c = %c\n", a + c); // 102¶ÔÓ¦µÄASCIIÂë×Ö·ûΪ'f'
printf("f + m = %f\n", f + m); // 5.3+12.65=17.95
/* ²»Í¬ÀàÐÍÊý¾Ý¼ä½øÐÐÔËËã²¢Êä³ö½á¹û */
printf("a + m = %f\n", a + m); //5+12.65=17.65
printf("c + f = %f\n", c + f); //97+5.3=102.3
/* ½«ÉÏÊöËĸö±äÁ¿½øÐлìºÏÔËË㣬²¢Êä³ö½á¹û */
result = a + c * (f + m);
printf("double = %f\n", result); //5+97*(5.3+12.65)=1746.15
return 0;
}
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extern "C"
{
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}
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#include <stdio.h>
#define MAX 100
int a[MAX], b[MAX], count = 0;
void rData()
{ int i;
FILE *fp;
fp = fopen("C:\\100.dat", "r");
for (i=0; i<MAX; i++)
fscanf(fp, "%d,", &a[i]);
fclose(fp);
}
void main()
{ int i;
rData();
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