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467
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1 int printf(const char *format, ...);
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2
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79
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3
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94
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4 int
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5 a0(int i);
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79
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6
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7 int (*conv)(int);
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8
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482
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9 int
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79
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10 a0(int i)
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11 {
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12 return i+3;
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13 }
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14
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482
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15 int
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79
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16 a1(int i)
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17 {
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18 return i-3;
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19 }
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20
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21
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482
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22 int
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79
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23 a2(int i,int conv(int))
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24 {
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25 return conv(i);
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26 }
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27
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482
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28 int
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79
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29 a3(int i,int (*conv)(int))
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30 {
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31 return conv(i);
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32 }
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33
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482
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34 int
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79
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35 a4(int i,int conv(int))
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36 {
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37 return (*conv)(i);
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38 }
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39
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482
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40 static
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41 int a5(int i,int (*conv)(int))
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79
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42 {
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43 return (*conv)(i);
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44 }
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45
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482
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46 typedef int (*fptr)(int,int (*)(int));
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47
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48 unsigned long addrs[]={
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49 (unsigned long)&a0,
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50 (unsigned long)&a5,
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51 (unsigned long)a0,
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52 (unsigned long)a5,
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53 0,
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54 };
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55
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56 fptr faddrs[]={
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57 &a2,
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58 &a5,
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59 a2,
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60 a5,
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61 0,
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62 };
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63
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64
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483
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65 int
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79
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66 main(int ac,char *av[]) {
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67 int j,k;
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68 conv = a0;
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69 j = conv(3);
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70 k = a2(4,a1);
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427
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71 printf("#0042:6 1 = %d %d\n",j,k);
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79
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72 k = a3(4,a1);
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427
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73 printf("#0044:6 1 = %d %d\n",j,k);
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79
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74 k = a4(4,a1);
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427
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75 printf("#0046:6 1 = %d %d\n",j,k);
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79
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76 k = a5(4,a1);
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482
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77 printf("#0048: 1 = %d %d\n",j,k);
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78 printf("#0049: 1 = %d\n",(unsigned long)a0 == addrs[0]);
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79 printf("#0050: 1 = %d\n",(unsigned long)a5 == addrs[1]);
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80 printf("#0051: 1 = %d\n",(unsigned long)a0 == addrs[2]);
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81 printf("#0052: 1 = %d\n",(unsigned long)a5 == addrs[3]);
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82
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83 printf("#0053: 1 = %d\n",a2 == faddrs[0]);
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84 printf("#0054: 1 = %d\n",a5 == faddrs[1]);
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85 printf("#0055: 1 = %d\n",&a2 == faddrs[2]);
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86 printf("#0056: 1 = %d\n",&a5 == faddrs[3]);
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172
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87 return 0;
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79
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88 }
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