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Source Code
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#include <stdio.h>
#include <ctype.h>
#include <stdint.h>
#include <string.h>
uint32_t getnummer(const char *str,int len) {
uint32_t res=0;
for(int i=0;i<len;i++) {
const char el=str[i];
if(!isspace(el))
res = (res * (0x811C9DC5))^el;
}
return res;
}
int main(int argc,char **argv) {
if(argc>1) {
const char *id=argv[1];
printf("%u\n",getnummer(id,strlen(id)));
return 0;
}
char *buf=NULL;
size_t nr=0;
int len;
while((len=getline(&buf, &nr,stdin))>0) {
if(buf[len-1]=='\n')
--len;
printf("%u\n",getnummer(buf,len));
}
}
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