28 lines
437 B
C
28 lines
437 B
C
#include <stdio.h>
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#include <unistd.h>
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int main(int argc, char **argv) {
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int i,len,rv,a;
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unsigned char string[BUFSIZ];
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unsigned char out[BUFSIZ];
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rv=read(0,string,BUFSIZ);
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if (rv<=0) return -1;
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len=rv;
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printf("Len=%d\n",len);
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for(i=0;i<len;i++) {
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out[i]=' '+(string[i]>>2);
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}
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for(i=0;i<len;i+=2) {
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a=(string[i]&3)<<2;
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a|=(string[i+1]&3);
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out[len+i/2]=' '+a;
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}
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out[len+len/2+1]=0;
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printf("%s",out);
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return 0;
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}
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