kadai12G.c

#include <stdio.h>
#include <stdlib.h>
#define NUM 100

void write(FILE *fp);

int main(void)
{
	FILE *fp;
	
	fp = fopen("C:\\Users\\啓汰\\Downloads\\BC PAD\\課題12DataFile\\Kadai12G.txt","w");
	
	if ( fp == NULL )
	{
		printf("エラー\n");
		return 1;
	}
	
	write(fp);
	
	fclose(fp);
	
	return 0;
}

void write(FILE *fp)
{
	int num,i,j;
	char moji[NUM];
	
	printf("文字列入力-->");
	
	while ( scanf("%s",moji) != EOF )
	{
		i = 0;
		while ( moji[i] != '\0' )
		{
			num = atoi(&moji[i]);
			
			if ( num == 0 )
			{
				num = 1;
			}
			
			j = 0;
			
			while ( num > j )
			{
				if (  num >= 1000 )
				{
					fprintf(fp,"%c",moji[i+4]);
				}
				else if ( num >= 100 )
				{
					fprintf(fp,"%c",moji[i+3]);
				}
				else if ( num >= 10 )
				{
					fprintf(fp,"%c",moji[i+2]);
				}
				else
				{
					if ( num > 1 )
					{
						fprintf(fp,"%c",moji[i+1]);
					}
					else
					{
						fprintf(fp,"%c",moji[i]);
					}
				}
				j++;
			}
			if ( num >= 1000 )
			{
				i += 5;
			}
			else if ( num >= 100 )
			{
				i += 4;
			}
			else if ( num >= 10 )
			{
				i += 3;
			}
			else if ( num > 1 )
			{
				i += 2;
			}
			else
			{
				i++;
			}
		}
		
		fprintf(fp,"\n");
		
		printf("文字列入力-->");
	}
}