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added 6 characters in body

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edited Feb 24, 2018 at 15:08

C (gcc), 7777 75 bytes

Has to be compiled with the -lm switch or GCC doesn't recognize the math functions.

r,q,i;f(n){for(r=0,i=n;i;i/=10)q=(log10q=log10(n)+1)-i%10,r+=n/pow(10,q>0?q:0);n=r;}

Has to be compiled with the -lm switch or GCC doesn't recognize the math functions.

r,q,i;f(n){for(r=0,i=n;i;i/=10)q=(log10(n)+1)-i%10,r+=n/pow(10,q>0?q:0);n=r;}

Has to be compiled with the -lm switch or GCC doesn't recognize the math functions.

r,q,i;f(n){for(r=0,i=n;i;i/=10)q=log10(n)+1-i%10,r+=n/pow(10,q>0?q:0);n=r;}

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created Feb 24, 2018 at 12:22

Has to be compiled with the -lm switch or GCC doesn't recognize the math functions.

r,q,i;f(n){for(r=0,i=n;i;i/=10)q=(log10(n)+1)-i%10,r+=n/pow(10,q>0?q:0);n=r;}