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youngfi

ľ³æ (СÓÐÃûÆø)

[ÇóÖú] C++¶ÁÈë´óÅúÁ¿Îļþ

#include<iostream>
#include <fstream>
#include <string.h>
#include <stdio.h>

using namespace std;
int main()
{
    int i,natom;
    char filename[10];
   
    for (i=0;i<3;i++)
    {
            sprintf(filename,"t%d.txt",i);
            cout<<filename<<endl;
            ifstream infile("filename",ios:ut);
        infile.seekg(49,ios::beg);
        infile>>natom;
        cout<<natom<<endl;
    }
       
        cout<<"Successfully!"<<endl;
        return 0;
}
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youngfi: ½ð±Ò+2, ¡ïÓаïÖú 2013-07-19 17:01:25
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2Â¥2013-07-19 15:37:42
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youngfi

ľ³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by ľҶÇå·ç at 2013-07-19 15:37:42
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        infile>>natom;
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youngfi

ľ³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
2Â¥: Originally posted by ľҶÇå·ç at 2013-07-19 15:37:42
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ËùÐèÒªµÄÎʼþÊÇ·ÅÔÚͬһĿ¼Ïµġ£Ö»ÊÇÎÒÏë´óÁ¿µÄ¶ÁÈ¡ºÜ¶à¸ötxtÎļþ£¬ËùÒÔÓÃsprintfº¯Êý×öÁËÒ»¸öfilename£¬µ«ÊÇÓÃÕâ¸öÕâ¸öfilename¶Á²»³öÀ´filename.txtµÄÐÅÏ¢£¬Èç¹ûÎÒÖ±½Ó ifstream infile("filename",ios:ut); infile.seekg(49,ios::beg);
        infile>>natom;
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4Â¥2013-07-19 17:07:24
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baobiao007

ľ³æ (Ö°Òµ×÷¼Ò)

ÖйúÌØÉ«

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
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youngfi: ½ð±Ò+8, ¡ï¡ï¡ïºÜÓаïÖú 2013-07-20 19:44:57
#include<iostream>
#include<string>
#include<stdio.h>
using namespace std;
int main()
{
        int i, natom;
        char filename[10];

        //дÎļþ
        for (i=0; i<3; i++){
                sprintf(filename,"t%d.txt",i);
                cout << filename <<endl;
                FILE *fp=fopen(filename,"w";
                fprintf(fp,"0\n";
                fclose(fp);
        }

        //¶ÁÎļþ
        for (i=0; i<3; i++){
                sprintf(filename,"t%d.txt",i);
                cout << filename <<endl;
                FILE *fp=fopen(filename,"r";
                fscanf(fp,"%d\n",&natom);
                printf("%d\n",natom);
                fclose(fp);
        }

        return 0;
}

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5Â¥2013-07-20 18:47:05
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baobiao007

ľ³æ (Ö°Òµ×÷¼Ò)

ÖйúÌØÉ«

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

CODE:
#include<iostream>
#include<string>
#include<stdio.h>
using namespace std;

int main()
{
        int i, natom;
        char filename[10];

        //дÎļþ
        for (i=0; i<3; i++){
                sprintf(filename,"t%d.txt",i);
                cout << filename <<endl;
                FILE *fp=fopen(filename,"w");
                fprintf(fp,"0\n");
                fclose(fp);
        }

        //¶ÁÎļþ
        for (i=0; i<3; i++){
                sprintf(filename,"t%d.txt",i);
                cout << filename <<endl;
                FILE *fp=fopen(filename,"r");
                fscanf(fp,"%d\n",&natom);
                printf("%d\n",natom);
                fclose(fp);
        }

        return 0;
}

ÎÒͬÒâÊå±¾»ªµÄ¹Ûµã£¬ÈËÃÇͶÉíÒÕÊõºÍ¿ÆÑ§ÁìÓòµÄÇ¿ÁÒÔ¸ÍûÖ®Ò»¾ÍÊÇÌÓÀëÍ´¿à¡¢²Ð¿áºÍ¿ÝÔïÎÞζµÄÏÖʵÉú»î£¬ÌÓÀë×Ô¼ºÆ®ºö²»¶¨µÄÆßÇéÁùÓûµÄèäèô¡£--°®Òò˹̹
6Â¥2013-07-20 18:55:23
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baobiao007

ľ³æ (Ö°Òµ×÷¼Ò)

ÖйúÌØÉ«

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

c++ °æ
CODE:
#include<iostream>
#include<fstream>
#include<string>
#include<stdio.h>
using namespace std;

int main()
{
        int i, natom;
        char filename[10];

        //дÎļþ
        for (i=0; i<3; i++){
                sprintf(filename,"t%d.txt",i);
                cout << filename <<endl;
                ofstream myfile(filename);
                myfile << 0 <<endl;
                myfile.close();
        }

        //¶ÁÎļþ
        for (i=0; i<3; i++){
                sprintf(filename,"t%d.txt",i);
                cout << filename <<endl;
                ifstream myfile(filename);
                myfile >> natom;
                cout << natom <<endl;
                myfile.close();
        }

        return 0;
}

ÎÒͬÒâÊå±¾»ªµÄ¹Ûµã£¬ÈËÃÇͶÉíÒÕÊõºÍ¿ÆÑ§ÁìÓòµÄÇ¿ÁÒÔ¸ÍûÖ®Ò»¾ÍÊÇÌÓÀëÍ´¿à¡¢²Ð¿áºÍ¿ÝÔïÎÞζµÄÏÖʵÉú»î£¬ÌÓÀë×Ô¼ºÆ®ºö²»¶¨µÄÆßÇéÁùÓûµÄèäèô¡£--°®Òò˹̹
7Â¥2013-07-20 19:03:37
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