Eroare de compilare: main.cpp: In function 'matrix matMul(matrix, matrix)': main.cpp:21:52: error: no match for 'operator[]' (operand types are 'matrix' and 'int') ans.mat[i][j]=(ans.mat[i][j]+(a.mat[i][k]*b[k][j])%mod)%mod; ^ main.cpp:17:1: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i=0;i<MAX_N;i++) ^~~ main.cpp:23:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' return ans; ^~~~~~ main.cpp: In function 'int main()': main.cpp:50:21: warning: left operand of comma operator has no effect [-Wunused-value] ans=matPow[base,n]; ^ main.cpp:50:22: warning: pointer to a function used in arithmetic [-Wpointer-arith] ans=matPow[base,n]; ^ main.cpp:50:22: error: no match for 'operator=' (operand types are 'matrix' and 'matrix(matrix, int)') main.cpp:8:8: note: candidate: constexpr matrix& matrix::operator=(const matrix&) struct matrix{int mat[MAX_N][MAX_N];}; ^~~~~~ main.cpp:8:8: note: no known conversion for argument 1 from 'matrix(matrix, int)' to 'const matrix&' main.cpp:8:8: note: candidate: constexpr matrix& matrix::operator=(matrix&&) main.cpp:8:8: note: no known conversion for argument 1 from 'matrix(matrix, int)' to 'matrix&&' Non zero exit status: 1