0_0_21400521_23960.cpp:89:10: error: redefinition of 'const ll m'
const ll m=1e9+7;
^
0_0_21400521_23960.cpp:7:10: note: 'const ll m' previously defined here
const ll m=1e9+7;
^
0_0_21400521_23960.cpp:90:8: error: redefinition of 'struct matrix'
struct matrix
^
0_0_21400521_23960.cpp:8:8: error: previous definition of 'struct matrix'
struct matrix
^
0_0_21400521_23960.cpp: In function 'matrix mul(matrix, matrix)':
0_0_21400521_23960.cpp:94:8: error: redefinition of 'matrix mul(matrix, matrix)'
matrix mul(matrix a,matrix b)
^
0_0_21400521_23960.cpp:12:8: note: 'matrix mul(matrix, matrix)' previously defined here
matrix mul(matrix a,matrix b)
^
0_0_21400521_23960.cpp: In function 'matrix pow(matrix, ll)':
0_0_21400521_23960.cpp:110:8: error: redefinition of 'matrix pow(matrix, ll)'
matrix pow(matrix a, ll p)
^
0_0_21400521_23960.cpp:28:8: note: 'matrix pow(matrix, ll)' previously defined here
matrix pow(matrix a, ll p)
^
0_0_21400521_23960.cpp: In function 'int main()':
0_0_21400521_23960.cpp:126:5: error: redefinition of 'int main()'
int main()
^
0_0_21400521_23960.cpp:44:5: note: 'int main()' previously defined here
int main()
^
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