1-я| Код |
#include<stdio.h>
int main()
{
FILE *fp;
float dDigit = 0;
float dMidAriph = 0;
int iCounter = 0;
fp = fopen("file.txt", "r");
if(!fp)
{
printf("Can't open the file");
return -1;
}
while(!feof(fp))
{
fscanf(fp, "%f", &dDigit);
dMidAriph += dDigit;
iCounter++;
}
dMidAriph /= iCounter;
fclose(fp);
return 1;
}
|
2-я
| Код |
#include<stdio.h>
#include<conio.h>
int main()
{
FILE *fp;
char strS[256];
int iCounter = 1;
fp = fopen("file.txt", "r");
if(!fp)
{
printf("Can't open the file");
return -1;
}
while(!feof(fp))
{
fgets(strS, 256, fp);
printf("%d : %s", iCounter, strS);
iCounter++;
}
getch();
fclose(fp);
return 1;
}
|
3-я
| Код |
#include<stdio.h>
#include<ctype.h>
int main()
{
FILE *fp;
FILE *out;
char strS[256];
char strHelpS[256];
int iCounter = 0;
int iHelpCounter = 0;
fp = fopen("file.txt", "r");
out = fopen("OutFile.txt", "w");
if(!fp)
{
printf("Can't open the input file");
return -1;
}
if(!out)
{
printf("Can't open the output file");
return -1;
}
while(!feof(fp))
{
fgets(strS, 256, fp);
while(strS[iCounter] != '\0')
{
if((isspace(strS[iCounter])) && (isspace(strS[iCounter+1])))
{
iCounter++;
continue;
}
strHelpS[iHelpCounter++] = strS[iCounter];
iCounter++;
}
strHelpS[iHelpCounter] = '\0';
fputs(strHelpS, out);
iCounter = 0;
iHelpCounter = 0;
}
fclose(fp);
fclose(out);
return 1;
}
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