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  1. #include <stdio.h>
  2.  
  3. int main() {
  4.     char number[1024];
  5.     scanf("%1023s", number);
  6.     int n = strlen(number);
  7.     int novo = 0;
  8.     for (int i = 0; i < n; i++) {
  9.         novo += ((number[i] - '0') * (1 << (n - i - 1)));
  10.     }
  11.  
  12.     printf("%d", novo);
  13. }
Success #stdin #stdout 0s 9424KB
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stdin
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10101010
stdout
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https://ideone.com/NnCHAu
language:
C (gcc 8.3)
created:
5 years ago
visibility:
public

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