0_0_31200269_29000.cpp: In function 'int main()': 0_0_31200269_29000.cpp:45:13: error: 'i' was not declared in this scope for(i=0;i<n;i++){ ^ 0_0_31200269_29000.cpp:47:17: error: 'j' was not declared in this scope for(j=0;j<m;j++) ^