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<p align="center"><b><font size="5" color="#FFFF00" face="宋体"><span style="mso-bidi-font-size: 10.0pt; mso-ascii-font-family: 黑体; mso-hansi-font-family: Times New Roman; mso-bidi-font-family: Times New Roman; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">习题</span></font></b></p>
<p class="MsoNormal"><b><font color="#FFFFFF" size="5"><span lang="EN-US">1</span><span style="font-family:宋体;
mso-ascii-font-family:"Times New Roman";mso-hansi-font-family:"Times New Roman"">．</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">利用</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">C</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">的库函数</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">strlen,strcpy</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">和</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">strcat</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">写一个算法</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">void
StrInsert(char *S,char *T,int t) </span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">，将串</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">T</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">插入到</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">S</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">的第</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">i</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">个位置上。若</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">i</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">大于</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">S</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">的长度，则插入不执行。（</font><a href="ds4习1.HTM"><font color="#FFFF00" size="5">解答</font></a><font color="#FFFFFF" size="5">）</font></span><font color="#FFFFFF" size="5"><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
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<p class="MsoNormal"><b><font color="#FFFFFF" size="5"><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">2</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">．利用</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">C</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">的库函数</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">strlen,strcpy</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">（或</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">strncpy</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">）写一个算法</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">void
StrDelete(char *S,int t,int m) </span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">，删除串</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">S</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">中从位置</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">I</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">开始的连续的</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">m</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">个字符。若</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">i</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">≥</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">strlen(S)</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">，则没有字符被删除；若</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">i+m</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">≥</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">strlen(S)</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">，则将</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">S</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">中从位置</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt">i</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">开始直至末尾的字符均被删去。（</font><a href="ds4习2.HTM"><font color="#FFFF00" size="5">解答</font></a><font color="#FFFFFF" size="5">）</font></span><font color="#FFFFFF" size="5"><span lang="EN-US" style="mso-bidi-font-size: 10.0pt"><o:p>
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<font color="#FFFFFF" size="5"><span lang="EN-US" style="mso-bidi-font-size: 10.0pt; font-family: Times New Roman; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">3.</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; mso-bidi-font-family: Times New Roman; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">求子串</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt; font-family: Times New Roman; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">”bacdcabcd”</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; mso-bidi-font-family: Times New Roman; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">的</span><span lang="EN-US" style="mso-bidi-font-size: 10.0pt; font-family: Times New Roman; mso-fareast-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">next</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman; mso-bidi-font-family: Times New Roman; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">函数值。</span><span style="mso-bidi-font-size: 10.0pt; font-family: 宋体; mso-ascii-font-family: Times New Roman; mso-hansi-font-family: Times New Roman">（</font><a href="ds4习3.HTM"><font color="#FFFF00" size="5">解答</font></a><font color="#FFFFFF" size="5">）</font>
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