View Compilation Error

0_0_37848063_11221.cpp: In function 'int main()':
0_0_37848063_11221.cpp:69:8: error: redefinition of 'int main()'
 signed main() { 
        ^
0_0_37848063_11221.cpp:58:8: note: 'int main()' previously defined here
 signed main() { 
        ^