为什么执行出错

Question

#include <stdio.h>#define N 11int main(){ int a[N]; int m,i; FILE *fp, *fpOut; fp=fopen("c\\data.txt","r"); fpOut=fopen("c\\result.txt","w"); for (i=0;i<11;i++) { fscanf (fp,"%d",&a[N]); } m=a[0]; for (i=0;i<11;i++) {  m=m+a[i]; } fprintf(fpOut,"%d\n",m);  fclose(fpOut); fclose(fp);}

Answer 1

Cpp1.cpp(23) : warning C4508: 'main' : function should return a value; 'void' return type assumed

Answer 2

1. 程序还没完善，已解决