0_0_25924666_16199.cpp: In function 'int main()': 0_0_25924666_16199.cpp:39:15: error: 'getsg' was not declared in this scope getsg(1000); ^ 0_0_25924666_16199.cpp:42:12: error: 'sg' was not declared in this scope if(sg[m]^sg[n]^sg[p] == 0) ^