View Compilation Error

0_0_24244599_20697.cpp: In function 'Matrix getbase(Matrix, int)':
0_0_24244599_20697.cpp:56:19: error: could not convert '0' from 'int' to 'Matrix'
  if (t<=0) return 0;
                   ^
0_0_24244599_20697.cpp: In function 'int main()':
0_0_24244599_20697.cpp:65:28: error: 'whlie' was not declared in this scope
  whlie (scanf("%d",&m)!=EOF){
                            ^