online compiler and debugger for c/c++

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// 4a.cpp #include <iostream> #include <cstdio> #include <ctime> using namespace std; void inserta(char* car1,int m, char* car2, int n, char* pnueva, int idx); void ADN(int n, char *car); int main() { int m, n, y; char cad1[20]; char cad2[20]; char nueva[20]; char *car1; char *car2; char *pnueva; int idx; srand(time(nullptr)); cout<<"Longitud de la primera cadena= "; cin>>m; cout<<"Longitud de la segunda cadena= "; cin>>n; car1 = cad1; car2 = cad2; ADN(m, car1); ADN(n, car2); cout<<endl<<"Cadena 1: "<<cad1; cout<<endl<<"Cadena 2: "<<cad2; cout<<"\nindice= "; cin>>idx; pnueva = nueva; inserta(car1, m, car2, n, pnueva, idx); cout<<"Nueva Cadena: "<<nueva<<endl; return 0; } void inserta(char* car1, int m, char* car2, int n, char* pnueva, int idx) { for(int i=0; i<idx; ++i) { *pnueva=*car1; pnueva++; car1++; } for(int i = idx; i<idx+n; ++i) { *pnueva = *car2; pnueva++; car2++; } int p = idx; for(int j=idx+n; j<m+n; ++j) { *pnueva = *car1; pnueva++; car1++; } *pnueva='\0'; } void ADN(int n, char *car) { int i; char simb; for (int j=0; j<n; ++j) { i = rand()%4+1; if (i == 1) simb = 'A'; if (i == 2) simb = 'C'; if (i == 3) simb = 'G'; if (i == 4) simb = 'T'; *car = simb; car++; } *car='\0'; }

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