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6342
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1 #include "stdio.h"
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2 #include "stdlib.h"
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3
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4 char *int2u8(unsigned U){
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5 static char out[7];
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6 int i=0;
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7 if(U<=0x80)out[i++]=U;
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8 else if(U<0x800){
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9 out[i++]=(U>>6|0xC0);
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10 out[i++]=(U&0x3f|0x80);
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11 }else if(U<=0x10000){
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12 out[i++]=(U>>12|0xE0);
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13 out[i++]=(U>>6&0x3f|0x80);
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14 out[i++]=(U&0x3f|0x80);
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15 }else if(U<=0x200000){
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16 out[i++]=(U>>18|0xF0);
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17 out[i++]=(U>>12&0x3f|0x80);
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18 out[i++]=(U>>6&0x3f|0x80);
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19 out[i++]=(U&0x3f|0x80);
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20 }else if(U<=0x4000000){
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21 out[i++]=(U>>24|0xF8);
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22 out[i++]=(U>>18&0x3f|0x80);
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23 out[i++]=(U>>12&0x3f|0x80);
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24 out[i++]=(U>>6&0x3f|0x80);
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25 out[i++]=(U&0x3f|0x80);
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26 }else if(U<=0x80000000){
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27 out[i++]=(U>>30|0xFC);
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28 out[i++]=(U>>24&0x3f|0x80);
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29 out[i++]=(U>>18&0x3f|0x80);
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30 out[i++]=(U>>12&0x3f|0x80);
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31 out[i++]=(U>>6&0x3f|0x80);
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32 out[i++]=(U&0x3f|0x80);
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33 }
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34 out[i]=0;
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35 return out;
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36 }
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37
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38 int main(int argc,char **argv){
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39 int i = strtol(argv[1],0,0);
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40 int m = strtol(argv[2],0,0);
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41 for(;i<=m;i++){
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42 printf("%s",int2u8(i));
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43 if(i%16==15)putchar('\n');
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44 }
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45 }
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