Compilare: main.cpp: In function 'int main()': main.cpp:15:10: warning: array subscript has type 'char' [-Wchar-subscripts] mat[x][y] = mat[y][x] = 1; ^ main.cpp:15:13: warning: array subscript has type 'char' [-Wchar-subscripts] mat[x][y] = mat[y][x] = 1; ^ main.cpp:15:22: warning: array subscript has type 'char' [-Wchar-subscripts] mat[x][y] = mat[y][x] = 1; ^ main.cpp:15:25: warning: array subscript has type 'char' [-Wchar-subscripts] mat[x][y] = mat[y][x] = 1; ^ main.cpp:24:19: warning: array subscript has type 'char' [-Wchar-subscripts] if ( mat[x][a] == 0 ){ ^ main.cpp:25:34: warning: array subscript has type 'char' [-Wchar-subscripts] dp[i][a] += dp[i - 1][x]; ^ main.cpp:18:12: warning: array subscript is above array bounds [-Warray-bounds] dp[1][i] = 1; ~~~~~~~^ main.cpp:24:22: warning: array subscript is above array bounds [-Warray-bounds] if ( mat[x][a] == 0 ){ ~~~~~~~~^ main.cpp:25:34: warning: array subscript is above array bounds [-Warray-bounds] dp[i][a] += dp[i - 1][x]; ^ main.cpp:26:20: warning: array subscript is above array bounds [-Warray-bounds] dp[i][a] %= 104659; ~~~~~~~~~^~~~~~~~~ main.cpp:32:17: warning: array subscript is above array bounds [-Warray-bounds] b += dp[n][i]; ~~~~~~~^