0_0_13903685_19772.cpp:33:1: error: 'K' does not name a type
K:
^
0_0_13903685_19772.cpp: In function 'int main()':
0_0_13903685_19772.cpp:44:5: error: redefinition of 'int main()'
int main()
^
0_0_13903685_19772.cpp:7:5: note: 'int main()' previously defined here
int main()
^
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