c语言如何将printf产生的数据写到txt文件中答:= fopen("路径","写入模式");"w" => 创建并写入(覆盖式写入)"a" => 创建并写入(接续式写入)"a+" => 创建并写入(分行式写入)fprintf(fp,"%c,%c,%c,%c,%c\n",money,a,b,b,day);//使用fprintf 将输出端口变更为 文档 fclose(fp);//关闭指定文件 return 0;} ...
...语言:将自然数1~10及其平方根写到f2.txt文本文件中,然后再顺序读出...答:int main(int argc,char *argv[]){FILE *fp;int n;float x;if((fp=fopen("f2.txt","w+"))==NULL){printf("Failed to create file, exit...\n");return 0;}for(n=1;n<11;fprintf(fp,"%d %f\n",n,sqrt(n)),n++);rewind(fp);while(fscanf(fp,"%d%f",&n,&x)==2)...