0_0_36639657_12550.cpp: In function 'int main()':
0_0_36639657_12550.cpp:14:3: error: 'n' was not declared in this scope
n=strlen(a);
^
0_0_36639657_12550.cpp: In function 'int main()':
0_0_36639657_12550.cpp:32:5: error: redefinition of 'int main()'
int main()
^
0_0_36639657_12550.cpp:3:5: note: 'int main()' previously defined here
int main()
^
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