0_0_26090891_30804.cpp:15:10: error: expected initializer before 'b' long lon b[5][5]={ ^ 0_0_26090891_30804.cpp: In function 'int main()': 0_0_26090891_30804.cpp:48:21: error: 'b' was not declared in this scope c[0][i][j]=b[i][j]; ^