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  1.  
  2. #include <stdio.h>
  3.  
  4. int main(void)
  5. {
  6.     int num;
  7.  
  8.     // 数値を受け取って、２倍した値を出力する
  9.     puts( "数値を入力してください。" );
  10.     scanf( "%d", &num );
  11.     printf( "%d\n", num * 2 );
  12.  
  13.     return 0;
  14. }
Success #stdin #stdout 0s 9424KB
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stdin
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Standard input is empty
stdout
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数値を入力してください。
0
https://ideone.com/YsvW6S
language:
C99 (gcc 8.3)
created:
4 years ago
visibility:
public

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