📄 sec1-5.htm
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lang=EN-US style='font-size:12.0pt;font-family:宋体'>Release</span><span
lang=ZH-CN style='font-size:12.0pt;font-family:宋体'>目录下产生运行速度快的执行文件。也可在</span><span
lang=EN-US style='font-size:12.0pt;font-family:宋体'>DOS</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体'>窗口下键入</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体'>filename(.exe)</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体'>，如果键入</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体'>filename > text.txt</span><span
lang=ZH-CN style='font-size:12.0pt;font-family:宋体'>可将输出到屏幕上的内容重定向到文件中。</span><span
lang=EN-US style='font-size:12.0pt;font-family:宋体'><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:24.0pt;mso-char-indent-count:2.0;
line-height:17.0pt;mso-line-height-rule:exactly;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt;
mso-char-indent-size:12pt'><span lang=ZH-CN style='font-size:12.0pt;font-family:
宋体'>使用</span><span lang=EN-US style='font-size:12.0pt;font-family:宋体'>DOS</span><span
lang=ZH-CN style='font-size:12.0pt;font-family:宋体'>命令行也可建立图标，方法是：开始</span><span
lang=EN-US style='font-size:12.0pt;font-family:宋体'>-></span><span
lang=ZH-CN style='font-size:12.0pt;font-family:宋体'>程序</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体'>->Visual Fortran6->Fortran
Command Prompt</span><span lang=ZH-CN style='font-size:12.0pt;font-family:宋体'>，点击右键</span><span
lang=EN-US style='font-size:12.0pt;font-family:宋体'>-></span><span
lang=ZH-CN style='font-size:12.0pt;font-family:宋体'>属性</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体'>-></span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体'>起始位置窗口中键入目录名，然后将</span><span
lang=EN-US style='font-size:12.0pt;font-family:宋体'>Fortran Command Prompt</span><span
lang=ZH-CN style='font-size:12.0pt;font-family:宋体'>发送到桌面快捷方式，运行时点<span
class=GramE>击</span>图标即可。</span><span lang=EN-US style='font-size:12.0pt;
font-family:宋体'><o:p></o:p></span></p>
<p class=MsoNormal style='text-indent:24.0pt;mso-char-indent-count:2.0;
line-height:17.0pt;mso-line-height-rule:exactly;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt;
mso-char-indent-size:12pt'><span lang=ZH-CN style='font-size:12.0pt;font-family:
宋体'>在用</span><span lang=EN-US style='font-size:12.0pt;font-family:宋体'>Win32
Debug</span><span lang=ZH-CN style='font-size:12.0pt;font-family:宋体'>选项编译后，可以在程序中设置断点进行跟踪和调试。方法是：光标放在程序中适当位置处，点击断点按钮（小手）以在程序行开头处加上断点，键入</span><span
lang=EN-US style='font-size:12.0pt;font-family:宋体'>F5</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体'>，在菜单条上将出现</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体'>Debug</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体'>栏目，按</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体'>F11</span><span class=GramE><span
lang=ZH-CN style='font-size:12.0pt;font-family:宋体'>键开始</span></span><span
lang=ZH-CN style='font-size:12.0pt;font-family:宋体'>自断点起追踪程序运行，将光标移动到变量名上会显现变量的取值，键入</span><span
lang=EN-US style='font-size:12.0pt;font-family:宋体'>Shift</span><span
lang=ZH-CN style='font-size:12.0pt;font-family:宋体'>＋</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体'>F5</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体'>将终止</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体'>Debug</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体'>，再点<span class=GramE>击</span>断点按钮可取消断点。</span><span
lang=EN-US style='font-size:12.0pt;font-family:宋体'><o:p></o:p></span></p>
<p class=MsoNormal style='line-height:17.0pt;mso-line-height-rule:exactly;
tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
lang=EN-US style='font-size:12.0pt;font-family:宋体'><o:p> </o:p></span></p>
<p class=MsoNormal align=center style='margin-top:15.6pt;margin-right:0cm;
margin-bottom:15.6pt;margin-left:0cm;mso-para-margin-top:1.0gd;mso-para-margin-right:
0cm;mso-para-margin-bottom:1.0gd;mso-para-margin-left:0cm;text-align:center;
line-height:200%;tab-stops:45.8pt 91.6pt 137.4pt 183.2pt 229.0pt 274.8pt 320.6pt 366.4pt 412.2pt 458.0pt 503.8pt 549.6pt 595.4pt 641.2pt 687.0pt 732.8pt'><span
lang=ZH-CN style='font-size:16.0pt;line-height:200%;font-family:宋体;color:#3333FF'>【作业】</span><span
lang=EN-US style='font-size:16.0pt;line-height:200%;font-family:宋体;color:#3333FF'><o:p></o:p></span></p>
<pre><span lang=EN-US style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:
"Times New Roman";color:#333399;mso-font-kerning:1.0pt'>[1.1] </span><span
lang=ZH-CN style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>下面的程序形式不佳，将其改为简洁可读性强的形式。</span><span
lang=EN-US style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>[<a href="question/1.1.f90">q_1_1.f90</a>]<o:p></o:p></span></pre><pre><span
lang=EN-US style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>[1.2] </span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>指出下列变量<span class=GramE>名是否</span>是合法的</span><span
lang=EN-US style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>F90</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>变量名：</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'><o:p></o:p></span></pre><pre
style='text-indent:35.4pt;mso-char-indent-count:2.95'><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>（</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>1</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>）</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>FORTRAN90</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>（</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>2</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>）</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>FORTRAN/90</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>（</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>3</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>）</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>FORTRAN_90</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>（</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>4</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>）</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>90_FORTRAN</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>（</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>5</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>）</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>FORTRAN_</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>（</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>6</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>）</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>.FORTRAN<o:p></o:p></span></pre><pre><span
lang=EN-US style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>[1.3] </span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>下列各数在</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>F90</span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>中作为常数是否合法，合法的指出其类型，不合法的说出理由。</span><span
lang=EN-US style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'><o:p></o:p></span></pre><pre
style='text-indent:35.4pt;mso-char-indent-count:2.95'><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>28.7<span style='mso-tab-count:1'> </span>287.<span
style='mso-tab-count:1'> </span>27.8E+03<span
style='mso-tab-count:1'> </span>.278E-15<span
style='mso-tab-count:1'> </span>278.00<span
style='mso-tab-count:1'> </span>-287<span style='mso-tab-count:1'> </span>E+14<o:p></o:p></span></pre><pre
style='text-indent:35.4pt;mso-char-indent-count:2.95'><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>27.E-08<span style='mso-tab-count:1'> </span>E+00<span
style='mso-tab-count:1'> </span>1E-05<span style='mso-tab-count:
2'> </span>3<sup>2</sup><span
style='mso-tab-count:2'> </span>10**2<span
style='mso-tab-count:2'> </span></span><span
lang=ZH-CN style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>π</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'><span style='mso-tab-count:1'> </span>lg1100<o:p></o:p></span></pre><pre><span
lang=EN-US style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>[1.4] </span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>把下列各数分别写成小数型实数与指数型实数：</span><span
lang=EN-US style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'><o:p></o:p></span></pre><pre
style='text-indent:35.4pt;mso-char-indent-count:2.95'><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>3.1416<span style='mso-tab-count:1'> </span>31416<span
style='mso-tab-count:1'> </span>-314000<span style='mso-tab-count:
2'> </span>-0.0003141<span
style='mso-tab-count:1'> </span>10<sup>5</sup><span
style='mso-tab-count:1'> </span>10<sup>-3</sup><span
style='mso-tab-count:1'> </span>314.16<span
style='mso-tab-count:1'> </span>31.416x10<sup>5</sup><o:p></o:p></span></pre><pre><span
lang=EN-US style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>[1.5] </span><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>指出下列表达式的正确与否，错的更正：</span><span
lang=EN-US style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'><o:p></o:p></span></pre><pre
style='margin-left:35.05pt;mso-pagination:none;tab-stops:139.65pt 258.45pt 332.75pt;
layout-grid-mode:char;mso-layout-grid-align:none'><span lang=ZH-CN
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>数学式</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'><span style='mso-tab-count:1'> </span></span><span
lang=ZH-CN style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'>表达式</span><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
color:#333399;mso-font-kerning:1.0pt'><o:p></o:p></span></pre><pre
style='margin-left:35.15pt;mso-pagination:none;tab-stops:139.65pt 258.45pt 332.75pt;
layout-grid-mode:char;mso-layout-grid-align:none'><span lang=EN-US
style='font-size:12.0pt;font-family:宋体;mso-bidi-font-family:"Times New Roman";
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