- 579 名前：553 mailto:sage [2010/02/10(水) 12:56:23 ]
- #define MAXL 100
main(){
int num, i, j, k, len, maxlen;
char wrk[4], mat1[MAXL][MAXL*2], mat2[MAXL][MAXL*2], tmp[MAXL];
printf("入力==>"); scanf("%d", &num);
for(i=0;i<MAXL;i++) mat1[i][0] = mat2[i][0] = (char)0;
i=1, j=0, k=0;
while(i<=num){
if(k<0) {
k = ++j;
if(j >= MAXL) {puts("ERR"); return 1;} // てきとう
}
sprintf(wrk, "%d", i++);
strcat(mat1[k--], wrk); /* LEFT */
strcpy(tmp, mat2[k+1]); /* RIGHT */
sprintf(mat2[k+1], "%d", i-1);
strcat(mat2[k+1], tmp);
}
maxlen = k = 0;
for(i=0;i<=j;i++){
len = strlen(mat1[i]) + strlen(mat2[j-i]);
if(len > maxlen) maxlen = len, k=i;
}
for(i=0;i<=j;i++){
len = strlen(mat1[i]) + strlen(mat2[j-i]);
for(k=maxlen-len-1;k>=0;k--)
strcat(mat1[i], "0"); // めんどう
strcat(mat1[i], mat2[j-i]);
}
for(i=0;i<=j;i++) puts(mat1[i]);
}
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