The Euclidean algorithm is thegranddaddy
of all algorithms, because it is the oldest
nontrivial algorithm that has survived to
the present day.



<input.txt>의

내용을




output.txt에


granddaddy the is algorithmEuclidean The
oldest the is it because algorithms, all of
to survived has that algorithm nontrivial
day. present the





가 되게해야되거덩?


4 라인, 23 단어 처리


는 걍모니터에 출력해주고...


while의 부분이 저 단어 역순으로 하려고하는 부분인데

이상해 자꾸 결과 이상하게 나와 ㅠㅠ 형들 저 단어 역순으로 뽑는거어케하는지 쉬운코드좀...

strok인가 뭐이런거 안배워서 못씀 ㅠ





#include <stdio.h>

#include <string.h>



int main() 

{        

        FILE *ifp, *ofp; 

        char str[100];

        char *res;

        int w_cnt=0;

        int l_cnt=0;

        int cnt = 0;

    int i, j, len;

        


        ifp=fopen("input.txt", "r"); 

        if(ifp==NULL){

                printf("입력파일 개방 실패.\n"); 

                return 1; 

        } 


        ofp=fopen("output.txt", "w"); 

        if(ofp==NULL){

                printf("출력파일 개방 실패.\n"); 

                return 1; }


        while(1){

                res=fgets(str,sizeof(str),ifp);

                if(res==NULL) break;

                ++l_cnt;

                len=strlen(str)-2;


           for (i=len; i>0; i--, w_cnt++)

                {

                         if (str[i] == ' ')

                         {

            for (j=i+1, w_cnt--; w_cnt>0; j++, w_cnt--)

                fprintf (ofp,"%c", str[j]);

            fputs(" ",ofp);

                        ++cnt;

                        }

        else if (str[i] == str[0])

        {

            for (j=0; j<w_cnt; j++){

                fprintf (ofp,"%c", str[j]);

                        }

                        ++cnt;

                

        }

                 }

    

        }

        printf("%d,%d",cnt,l_cnt);

        fclose(ifp);

        fclose(ofp); 

        return 0;

}