维吉尼亚加密算法2页.doc

维吉尼亚加密算法#include#includevoid MtoC(char m50,char k10,char c50) int m150,k110,c150,i,j; for(i=0;istrlen(k);i+) k1=k-a; for(j=0;jstrlen(m);j+) m1j=mj-a; c1j=(m1j+k1j%strlen(k)%26; cj=c1j+a; printf(%c-%cn,mj,cj); void CtoM(char c50,char k10,char m50) int m150,k110,c150,i,j; for(i=0;istrlen(k);i+) k1=k-a; for(j=0;jstrlen(m);j+) c1j=cj-a; m1j=(c1j-k1j%strlen(k)+26)%26; mj=m1j+a;