Question

哪位编程高手来看看，第一次编c程序，出来一堆0000，怎么回事？

附上程序：
#include <stdio.h>
#include <math.h>
struct data
{
float por;
float amp;
float cos_phase;
float freqphase;
float avfreq;
float insamp;
float fo;
float envelope;
float cosinsph;
float instfreq;
float instphase;
float intabsamp;
float inttrace;
float qtrace;
}data[10];
struct data1
{
float por;
float amp;
float cos_phase;
float freqphase;
float avfreq;
float insamp;
float fo;
float envelope;
float cosinsph;
float instfreq;
float instphase;
float intabsamp;
float inttrace;
float qtrace;
}data1[10];
void readfile() /*读入数据*/

{
FILE *fp1;
int i;
char title1[100];
if((fp1=fopen("D:\\samdata_porosity.txt","r"))==NULL)
{
printf("cannot open the file");
}
fgets(title1,100,fp1);
for(i=0;i<10;i++)
{
fscanf(fp1,"%f%f%f%f%f%f%f%f%f%f%f%f%f%f",&data[i].por,&data[i].amp,&data[i].cos_phase,&data[i].freqphase,&data[i].avfreq,&data[i].insamp,&data[i].fo,&data[i].envelope,&data[i].cosinsph,&data[i].instfreq,&data[i].instphase,&data[i].intabsamp,&data[i].inttrace,&data[i].qtrace);

}
fclose(fp1);
}
void writetxt() /*输出数据*/
{
FILE *fp;
int i;
if((fp=fopen("D:\\result.txt","w"))==NULL)
{printf("Fail to biuld a new file!\n");
return;
}
for(i=0;i<10;i++)
{
fprintf(fp,"%f %f %f %f %f %f %f %f %f %f %f %f %f %f",&data1[i].por,&data1[i].amp,&data1[i].cos_phase,&data1[i].freqphase,&data1[i].avfreq,&data1[i].insamp,&data1[i].fo,&data1[i].envelope,&data1[i].cosinsph,&data1[i].instfreq,&data1[i].instphase,&data1[i].intabsamp,&data1[i].inttrace,&data1[i].qtrace);
printf("\n");
}
fclose(fp);
}
void main()
{
int i,j;

readfile();
for(i=0;i<10;i++)
for(j=0;j<10;j++)
{
data1[i].por+=data[j].por;
data1[i].amp+=data[j].amp;
data1[i].cos_phase+=data[j].cos_phase;
data1[i].freqphase+=data[i].freqphase;
data1[i].avfreq+=data[i].avfreq;
data1[i].insamp+=data[i].insamp;
data1[i].fo+=data[i].fo;
data1[i].envelope+=data[i].envelope;
data1[i].cosinsph+=data[i].cosinsph;
data1[i].instfreq+=data[i].instfreq;
data1[i].instphase+=data[i].instphase;
data1[i].intabsamp+=data[i].intabsamp;
data1[i].inttrace+=data[i].inttrace;
data1[i].qtrace+=data[i].qtrace;
}
writetxt();
por Amp Cos_Phase Freq Phase AvFreq InsAmp f0 Envelope CosInsPh InstFreq InstPhase IntAbsAmp IntTrace QTrace
0.153 3567.0061 3575.2297 274160.7813 -770335.6875 33.5418 -19.8045 25.5174 11847.5156 0.3319 21.6202 -64.2562 20454.8203 -25103.5898
0.141 494.7858 1305.3451 260904.5 -859747.6875 36.3496 -195.028 27.8024 10506.8604 0.3015 20.3815 -70.2517 21221.6953 -23164.3359 -7366.0078
0.2 -3073.4968 -3057.5437 446439 119998.0313 33.0602 -38.7096 28.6485 12063.3574 -0.1799 37.4076 3.5417 17348.2832 13069.8164 2130.9548
0.132 -149.8829 -147.0674 184157.875 258141.2188 30.865 -82.5284 22.5389 5512.5161 -0.0764 33.0899 35.3852 15340.3447 6918.2036 2074.9014
0.225 77.4475 77.6365 148717.1875 -441941.125 30.2148 -223.256 24.6474 5054.7471 0.2546 18.9531 -68.7067 15064.6641 -19435.8516
数据总共有10行，14列（当然不包括头标）要把数据的每一列进行运算，就是第一列的前N项求和后作为新的数据的第N项，每一列都是这样的，所以我才定义了两个结构体。麻烦哪位高手再看看，把改动的地方标出来，谢谢！

Answer 1

#include <stdio.h>
#include <math.h>
struct data
{
int por;
int amp;
int cos_phase;
int freqphase;
int avfreq;
int insamp;
int fo;
int envelope;
int cosinsph;
int instfreq;
int instphase;
int intabsamp;
int inttrace;
int qtrace;
}data[10];
struct data1
{
int por;
int amp;
int cos_phase;
int freqphase;
int avfreq;
int insamp;
int fo;
int envelope;
int cosinsph;
int instfreq;
int instphase;
int intabsamp;
int inttrace;
int qtrace;
}data1[10]={{0,0,0,0,0,0,0,0,0,0,0,0,0,0},{0,0,0,0,0,0,0,0,0,0,0,0,0,0},{0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0},{0,0,0,0,0,0,0,0,0,0,0,0,0,0},{0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0},{0,0,0,0,0,0,0,0,0,0,0,0,0,0},{0,0,0,0,0,0,0,0,0,0,0,0,0,0},
{0,0,0,0,0,0,0,0,0,0,0,0,0,0}};//data1[]要赋初值0
void readfile() /*读入数据*/

{
FILE *fp1;
int i;
// char title1[100];//我测试了一个int型数据去掉了前面的字符，所以把这里注销了
if((fp1=fopen("1.txt","r"))==NULL)
{
printf("cannot open the file");
}
// fgets(title1,100,fp1);
for(i=0;i<10;i++)
{
fscanf(fp1,"%d%d%d%d%d%d%d%d%d%d%d%d%d%d",&data[i].por,&data[i].amp,
&data[i].cos_phase,&data[i].freqphase,&data[i].avfreq,&data[i].insamp,
&data[i].fo,&data[i].envelope,&data[i].cosinsph,&data[i].instfreq,
&data[i].instphase,&data[i].intabsamp,&data[i].inttrace,&data[i].qtrace);

}
fclose(fp1);
}
void writetxt() /*输出数据*/
{
FILE *fp;
int i;
if((fp=fopen("result.txt","w"))==NULL)
{printf("Fail to biuld a new file!\n");
return;
}
for(i=0;i<10;i++)
{
fprintf(fp,"%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d%5d\n",data1[i].por,
data1[i].amp,data1[i].cos_phase,data1[i].freqphase,data1[i].avfreq,
data1[i].insamp,data1[i].fo,data1[i].envelope,data1[i].cosinsph,
data1[i].instfreq,data1[i].instphase,data1[i].intabsamp,
data1[i].inttrace,data1[i].qtrace);
printf("\n");
}
fclose(fp);
}
void main()
{
int i,j;

readfile();
for(i=0;i<10;i++)
{
for(j=0;j<=i;j++)// j应该小于i,不然data1[]每列中不都是一样了吗
{
data1[i].por+=data[j].por;
data1[i].amp+=data[j].amp;
data1[i].cos_phase+=data[j].cos_phase;
data1[i].freqphase+=data[j].freqphase;
data1[i].avfreq+=data[j].avfreq;
data1[i].insamp+=data[j].insamp;
data1[i].fo+=data[j].fo;
data1[i].envelope+=data[j].envelope;
data1[i].cosinsph+=data[j].cosinsph;
data1[i].instfreq+=data[j].instfreq;
data1[i].instphase+=data[j].instphase;
data1[i].intabsamp+=data[j].intabsamp;
data1[i].inttrace+=data[j].inttrace;
data1[i].qtrace+=data[j].qtrace;
}
}
writetxt();
}

Answer 2

从做系统