0_0_30354903_30637.cpp: In function 'int main()': 0_0_30354903_30637.cpp:80:8: error: redeclaration of 'll tmp2' ll tmp2 = nu2[i] % P[j + 1]; ^ 0_0_30354903_30637.cpp:79:8: note: 'll tmp2' previously declared here ll tmp2 = nu2[i] % P[j + 1]; ^