0_0_13809030_25683.cpp: In function 'int main()':
0_0_13809030_25683.cpp:9:23: error: too few arguments to function 'int putchar(int)'
{gets(str);putchar();}
^
In file included from 0_0_13809030_25683.cpp:1:0:
GCC4.9.2/x86_64-w64-mingw32/include/stdio.h:503:15: note: declared here
int __cdecl putchar(int _Ch);
^
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