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  1. #include <stdio.h>
  2. #include <errno.h>
  3. #include <stdlib.h>
  4. #include <string.h>
  5.  
  6. int main(void) {
  7. 	char *end;
  8.     printf("\" 999999999999999999999999999999999999999999999\" em decimal --> %ld - ", strtol(" 999999999999999999999999999999999999999999999", &end, 10));
  9.     printf("Erro: %s\n", strerror(errno));
  10.     printf("\"1010\" em binário --> %ld\n", strtol("1010", NULL, 2)); //sem tratamento de erro
  11.     printf("\"12\" em octal     --> %ld\n", strtol("12", NULL, 8));
  12.     printf("\"A\"  em hex       --> %ld\n", strtol("A", NULL, 16));
  13.     printf("\"junk\" em base 36 --> %ld\n", strtol("junk", NULL, 36));
  14.     printf("\"012\" detecção    --> %ld\n", strtol("012", NULL, 0));
  15.     printf("\"0xA\" detecção    --> %ld\n", strtol("0xA", NULL, 0));
  16.     printf("\"junk\" detecção   -->  %ld - ", strtol("junk", &end, 0));
  17.     printf("Erro: %s\n", strerror(errno));
  18. }
  19.  
  20. //http://pt.stackoverflow.com/q/185345/101
Success #stdin #stdout 0s 10320KB
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stdin
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Standard input is empty
stdout
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" 999999999999999999999999999999999999999999999" em decimal --> 9223372036854775807 - Erro: Cannot allocate memory
"1010" em binário --> 10
"12" em octal     --> 10
"A"  em hex       --> 10
"junk" em base 36 --> 926192
"012" detecção    --> 10
"0xA" detecção    --> 10
"junk" detecção   -->  0 - Erro: Cannot allocate memory
https://ideone.com/DU3hM5
language:
C99 (gcc 8.3)
created:
7 years ago
visibility:
public

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