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193 lines
13 KiB
193 lines
13 KiB
2 years ago
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<text x="828" y="165" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="828" dy="72" unicode-bidi="embed">开始</tspan>
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<g>
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<text x="828" y="5169" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="828" dy="72" unicode-bidi="embed">结束</tspan>
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<text x="828" y="417" fill="#FFFFFF" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="828" dy="72" unicode-bidi="embed">Book* pCur = book1</tspan>
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</text>
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</g>
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<g>
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<path fill="#FFFFD0" stroke="#A0A070" stroke-width="5" stroke-dasharray="none" d="M 612,648 L 612,792 L 1044,792 L 1044,648 Z"/>
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<text x="828" y="669" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="828" dy="72" unicode-bidi="embed">iCount = 0</tspan>
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</text>
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<g>
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<polyline fill="none" stroke="#404040" stroke-width="9" stroke-dasharray="none" points="1116,1080 1404,1080 1404,1311"/>
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<text x="828" y="1029" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="828" dy="72" unicode-bidi="embed">pCur == NULL</tspan>
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</text>
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</g>
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<g>
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<path fill="#D0FFD0" stroke="#70A070" stroke-width="5" stroke-dasharray="none" d="M 972,1332 L 900,1476 L 1836,1476 L 1908,1332 Z"/>
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<text x="1404" y="1353" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="1404" dy="72" unicode-bidi="embed">输出 ("\n 没有学生记录!\n")</tspan>
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</text>
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</g>
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<g>
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</g>
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<ellipse cx="828" cy="1620" rx="36" ry="36" fill="#FFD0D0" stroke="#A07070" stroke-width="5"/>
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<text x="1224" y="957" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="1224" dy="72" unicode-bidi="embed">真</tspan>
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</text>
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<text x="432" y="957" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="432" dy="72" unicode-bidi="embed">假</tspan>
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</text>
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</g>
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<g>
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<polyline fill="none" stroke="#404040" stroke-width="9" stroke-dasharray="none" points="1296,2016 1476,2016 1476,2319"/>
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<polyline fill="none" stroke="#404040" stroke-width="9" stroke-dasharray="none" points="1476,2988 1476,3132 884,3132"/>
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<polygon fill="#404040" stroke="none" points="864,3132 898,3152 898,3111"/>
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<polyline fill="none" stroke="#404040" stroke-width="9" stroke-dasharray="none" points="360,2016 180,2016 180,3132 771,3132"/>
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<polygon fill="#404040" stroke="none" points="792,3132 757,3111 757,3152"/>
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<g>
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<path fill="#FFD0D0" stroke="#A07070" stroke-width="5" stroke-dasharray="none" d="M 828,1764 L 324,2016 L 828,2268 L 1332,2016 Z"/>
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<text x="828" y="1929" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="828" dy="72" unicode-bidi="embed">(fp = fopen("book.txt",</tspan>
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<tspan x="828" dy="72" unicode-bidi="embed"> "wb")) == NULL</tspan>
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</text>
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</g>
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<g>
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<polyline fill="none" stroke="#404040" stroke-width="9" stroke-dasharray="none" points="1476,2484 1476,2571"/>
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<polygon fill="#404040" stroke="none" points="1476,2592 1496,2557 1455,2557"/>
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<polyline fill="none" stroke="#404040" stroke-width="9" stroke-dasharray="none" points="1476,2736 1476,2823"/>
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<polygon fill="#404040" stroke="none" points="1476,2844 1496,2809 1455,2809"/>
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<g>
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<path fill="#D0FFD0" stroke="#70A070" stroke-width="5" stroke-dasharray="none" d="M 1080,2340 L 1008,2484 L 1872,2484 L 1944,2340 Z"/>
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<text x="1476" y="2361" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="1476" dy="72" unicode-bidi="embed">输出 ("创建文件失败!\n")</tspan>
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</text>
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</g>
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<g>
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<path fill="#F0E0FF" stroke="#9070A0" stroke-width="5" stroke-dasharray="none" d="M 1260,2592 L 1260,2736 L 1692,2736 L 1692,2592 Z"/>
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<polyline fill="none" stroke="#9070A0" stroke-width="5" stroke-dasharray="none" points="1296,2592 1296,2736"/>
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<polyline fill="none" stroke="#9070A0" stroke-width="5" stroke-dasharray="none" points="1656,2592 1656,2736"/>
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<text x="1476" y="2613" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="1476" dy="72" unicode-bidi="embed">getchar()</tspan>
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</text>
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</g>
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<g>
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<path fill="#F0E0FF" stroke="#9070A0" stroke-width="5" stroke-dasharray="none" d="M 1260,2844 L 1260,2988 L 1692,2988 L 1692,2844 Z"/>
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<polyline fill="none" stroke="#9070A0" stroke-width="5" stroke-dasharray="none" points="1296,2844 1296,2988"/>
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<polyline fill="none" stroke="#9070A0" stroke-width="5" stroke-dasharray="none" points="1656,2844 1656,2988"/>
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<text x="1476" y="2865" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="1476" dy="72" unicode-bidi="embed">exit(1)</tspan>
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</text>
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</g>
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</g>
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<g>
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</g>
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<ellipse cx="828" cy="3132" rx="36" ry="36" fill="#FFD0D0" stroke="#A07070" stroke-width="5"/>
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<text x="1404" y="1893" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="1404" dy="72" unicode-bidi="embed">真</tspan>
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</text>
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<text x="252" y="1893" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="252" dy="72" unicode-bidi="embed">假</tspan>
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</text>
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</g>
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<g>
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<polyline fill="none" stroke="#404040" stroke-width="9" stroke-dasharray="none" points="1044,3384 1548,3384 1548,3507"/>
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<polygon fill="#404040" stroke="none" points="1548,3528 1568,3493 1527,3493"/>
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<polyline fill="none" stroke="#404040" stroke-width="9" stroke-dasharray="none" points="1548,3996 1548,4104 900,4104 900,3476"/>
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<polygon fill="#404040" stroke="none" points="900,3456 879,3490 920,3490"/>
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<g>
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<polyline fill="none" stroke="#404040" stroke-width="9" stroke-dasharray="none" points="1548,3744 1548,3831"/>
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<polygon fill="#404040" stroke="none" points="1548,3852 1568,3817 1527,3817"/>
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<g>
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<path fill="#F0E0FF" stroke="#9070A0" stroke-width="5" stroke-dasharray="none" d="M 1044,3528 L 1044,3744 L 2052,3744 L 2052,3528 Z"/>
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<polyline fill="none" stroke="#9070A0" stroke-width="5" stroke-dasharray="none" points="1080,3528 1080,3744"/>
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<polyline fill="none" stroke="#9070A0" stroke-width="5" stroke-dasharray="none" points="2016,3528 2016,3744"/>
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<text x="1548" y="3549" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="1548" dy="72" unicode-bidi="embed">fwrite(pCur, sizeof(Book), 1,</tspan>
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<tspan x="1548" dy="72" unicode-bidi="embed"> fp)</tspan>
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</text>
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</g>
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<g>
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<path fill="#C04040" stroke="#602020" stroke-width="5" stroke-dasharray="none" d="M 1224,3852 L 1224,3996 L 1872,3996 L 1872,3852 Z"/>
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<text x="1548" y="3873" fill="#FFFFFF" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="1548" dy="72" unicode-bidi="embed">pCur = pCur->next</tspan>
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</text>
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</g>
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</g>
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<g>
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<path fill="#FFE0A0" stroke="#A08040" stroke-width="5" stroke-dasharray="none" d="M 684,3312 L 612,3384 L 684,3456 L 972,3456 L 1044,3384 L 972,3312 Z"/>
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<text x="828" y="3333" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="828" dy="72" unicode-bidi="embed">pCur</tspan>
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</text>
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</g>
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<text x="1116" y="3261" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="1116" dy="72" unicode-bidi="embed">真</tspan>
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</text>
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<text x="756" y="3477" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="756" dy="72" unicode-bidi="embed">假</tspan>
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</text>
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</g>
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<g>
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<path fill="#D0FFD0" stroke="#70A070" stroke-width="5" stroke-dasharray="none" d="M 648,4248 L 576,4392 L 1008,4392 L 1080,4248 Z"/>
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<text x="828" y="4269" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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<tspan x="828" dy="72" unicode-bidi="embed">输出 "\n"</tspan>
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</text>
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</g>
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<g>
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<path fill="#C04040" stroke="#602020" stroke-width="5" stroke-dasharray="none" d="M 396,4500 L 252,4788 L 1260,4788 L 1404,4500 Z"/>
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||
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<text x="828" y="4521" fill="#FFFFFF" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
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||
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<tspan x="828" dy="72" unicode-bidi="embed">输出</tspan>
|
||
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<tspan x="828" dy="72" unicode-bidi="embed"> ("保存文件的数据数目为:%</tspan>
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||
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<tspan x="828" dy="72" unicode-bidi="embed">d\n",iCount)</tspan>
|
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</text>
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</g>
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<g>
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<path fill="#F0E0FF" stroke="#9070A0" stroke-width="5" stroke-dasharray="none" d="M 612,4896 L 612,5040 L 1044,5040 L 1044,4896 Z"/>
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<polyline fill="none" stroke="#9070A0" stroke-width="5" stroke-dasharray="none" points="648,4896 648,5040"/>
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<polyline fill="none" stroke="#9070A0" stroke-width="5" stroke-dasharray="none" points="1008,4896 1008,5040"/>
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<text x="828" y="4917" fill="#000000" font-family="Arial" font-size="32pt" text-anchor="middle" direction="ltr">
|
||
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<tspan x="828" dy="72" unicode-bidi="embed">fclose(fp)</tspan>
|
||
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</text>
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</g>
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</g>
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</g>
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</svg>
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