13 lines
224 B
C
13 lines
224 B
C
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#include <stdio.h>
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#include <string.h>
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int main(void){
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char string[1024];
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gets(string);
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int len = strlen(string), i;
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for(i = 0; i < len; i++)
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if(string[i] % 2 && i % 2) putchar(string[i]);
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printf("\n");
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return 0;
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}
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