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printf(\Hello world.\\n\); return 0; }

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#define PAI 3.1415926 int main() {

int r,h; double s,v;

scanf(\ ); s=2*PAI*r*h; v=PAI*r*r*h;

printf(\ \\n\ ); return 0; }

**********************************************·Ö¸ôÏß************

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#include

#define PAI 3.1415926 int main() {

int r,h; double s,v;

scanf(\ s=2*PAI*r*h; v=PAI*r*r*h;

printf(\ return 0; }

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#include int main() {

char ch;

scanf(\

printf(\ return 0; }

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int a, b;

char ch = 37;

scanf(\

printf(\ printf(\ printf(\ printf(\

printf(\ return 0;

}

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1.

2 2 2?

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equilateral triangle.?

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isoceles triangle.?

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non-triangle.?

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isoceles triangle.?

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isoceles triangle.?

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non-triangle.?

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non-triangle.?

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triangle.?

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4 5 3?

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triangle.?

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Code

#include int main() {

int a, b, c;

scanf(\ if(a + b > c && a + c > b && b + c >a) { if(a == b && a == c && b == c) {

printf(\ return 0; } if(a == b || a == c || b == c) { printf(\ return 0; } printf(\ } else { printf(\ }

return 0; }

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ÿ×é²âÊÔÊý¾Ý°üº¬Á½¸öÊý×Ö£ºµÚÒ»¸öÊý×Ö´ú±íСʱ ( ´óÓÚ 0 СÓÚµÈÓÚ 12) £¬µÚ¶þ¸öÊý×Ö´ú±í·Ö ( ÔÚÇø¼ä [0, 59] ÉÏ ) ¡£ Êä³ö£º

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ÔÙ¿´Ò»¿´£¬ÏëÒ»Ï룺ÊÇ·ñ¿ÉÒÔ²»ÓÃif Óï¾ä£¬Ö»Ê¹Óà printf º¯ÊýÀ´¼ò»¯ÄãµÄ³ÌÐò£¿

²âÊÔÊäÈë ÆÚ´ýµÄÊä³ö ʱÄÚ´æ¶î¼äÏÞÖÆÍâÏÞ ½øÖÆ³Ì 1Ãë 64M 0 ²âÊÔÓÃÀý 1 ²âÊÔÓÃÀý 2 ²âÊÔÓÃÀý 3 ²âÊÔÓÃÀý 4 ²âÊÔÓÃÀý 5 ²âÊÔÓÃÀý ÒÔÎı¾·½Ê½ÏÔÒÔÎı¾·½Ê½ÏÔʾ ʾ 1. 12 0? 1. At 12:00 the angle is 0.0 degrees.? ÒÔÎı¾·½Ê½ÏÔÒÔÎı¾·½Ê½ÏÔʾ ʾ 1. 12 30? 1Ãë 64M 0 1. At 12:30 the angle is 165.0 degrees.? 1Ãë 64M 0 ÒÔÎı¾·½Ê½ÏÔÒÔÎı¾·½Ê½ÏÔʾ ʾ 1. 6 0? 1. At 6:00 the angle is 180.0 degrees.? ÒÔÎı¾·½Ê½ÏÔÒÔÎı¾·½Ê½ÏÔʾ ʾ 1. 3 0? 1. At 3:00 the angle is 90.0 degrees.? 1Ãë 64M 0 ÒÔÎı¾·½Ê½ÏÔÒÔÎı¾·½Ê½ÏÔʾ ʾ 1. 3 3? 1. At 3:03 the angle is 73.5 degrees.? ÒÔÎı¾·½Ê½ÏÔʾ ÒÔÎı¾·½Ê½ÏÔʾ 1. At 3:09 the angle is 40.5 degrees.? 1Ãë 64M 0 1Ãë 64M 0 ²âÊÔÊäÈë ÆÚ´ýµÄÊä³ö ʱÄÚ´æ¶î¼äÏÞÖÆÍâÏÞ ½øÖÆ³Ì 6 1. 3 9? ²âÊÔÓÃÀý 7 ²âÊÔÓÃÀý 8 ²âÊÔÓÃÀý 9 ²âÊÔÓÃÀý 10 ÒÔÎı¾·½Ê½ÏÔÒÔÎı¾·½Ê½ÏÔʾ ʾ 1. 4 0? 1. At 4:00 the angle is 120.0 degrees.? 1Ãë 64M 0 1Ãë 64M 0 ÒÔÎı¾·½Ê½ÏÔÒÔÎı¾·½Ê½ÏÔʾ ʾ 1. 5 59? 1. At 5:59 the angle is 174.5 degrees.? ÒÔÎı¾·½Ê½ÏÔÒÔÎı¾·½Ê½ÏÔʾ ʾ 1. 4 20? 1. At 4:20 the angle is 10.0 degrees.? 1Ãë 64M 0 ÒÔÎı¾·½Ê½ÏÔÒÔÎı¾·½Ê½ÏÔʾ ʾ 1. 0 0? 1. At 0:00 the angle is 0.0 degrees.? 1Ãë 64M 0 Code

#include int main() {

int hour, minute, temp;

float angle, h_angle, m_angle; scanf(\ temp = hour;

if(hour == 12) temp = 0;

h_angle = temp * 30.0 + minute * 0.5; m_angle = minute * 6.0;

angle = h_angle > m_angle ? h_angle - m_angle : m_angle - h_angle; if(angle > 180.0) angle = 360.0 - angle;

printf(\ return 0; }

2.¡¾ÈÕÆÚ¡¿È·¶¨Ä¸Ç×½Ú

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²âÊÔÊäÈë ÆÚ´ýµÄÊä³ö ʱ¼äÏÞÖÆ ÄÚ´æÏÞÖÆ64M ¶îÍâ½ø³Ì0 ²âÊÔÓÃÀý 1 ÒÔÎı¾·½Ê½ÏÔʾ ÒÔÎı¾·½Ê½ÏÔʾ 1Ãë 1. 2014? 1. 11? ²âÊÔÓÃÀý 2 ÒÔÎı¾·½Ê½ÏÔʾ ÒÔÎı¾·½Ê½ÏÔʾ 1Ãë 1. 2015? 1. 10? 64M 0 ²âÊÔÓÃÀý 3 ÒÔÎı¾·½Ê½ÏÔʾ ÒÔÎı¾·½Ê½ÏÔʾ 1Ãë 1. 2012? 1. 13? 64M 0 Code£º #include int main() {

int year, n, week, total, day;

scanf(\

if((year % 4 == 0 && year % 100 != 0) || year % 400 == 0)

{ } else { }

week = (week + total) % 7; if (week == 0) week = 7; day = 7 - week + 8;

week = (year + year / 4 + year / 400 - year / 100) % 7; for(n = 0; n < 5; n++) { }

if(n == 0) total = 0;

if(n == 1 || n == 3) total += 31; if(n == 2) total += 28; if(n == 4) total += 30;

week = (year + year / 4 + year / 400 - year / 100 - 1) % 7; for(n = 0;n < 5; n++) { }

if(n == 0) total = 0;

if(n == 1 || n == 3) total += 31; if(n == 2) total += 29; if(n == 4) total += 30;

printf(\ return 0; }

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#include int main() {

int year, month, day, n, week, total; scanf(\ if(year <= 1900){

printf(\return 0;

}

if(month >= 13 || month < 1){ }

if(day < 0){ }

switch (month){

case 1: case 3: case 5: case 7: case 8: case 10: case 12: if(day > 31)

{printf(\ break; case 4: case 6: case 9: case 11: if(day > 30)

{printf(\ break;

case 2:if((year % 4 == 0 && year % 100 != 0) || year % 400 == 0) {

if(day > 29) {printf(\ } else

printf(\return 0;

printf(\return 0;

{

if(day > 28) {printf(\ } break;

}

if((year % 4 == 0 && year % 100 != 0) || year % 400 == 0)

{ } else { }

week = (week + total + day - 1) % 7;

week = (year + year / 4 + year / 400 - year / 100) % 7; for(n = 0; n < month; n++) { }

if(n == 0) total = 0;

if(n == 1 || n == 3 || n == 5 || n == 7 || n == 8 || n == 10 ) total += 31; if(n == 2) total += 28;

if(n == 4 || n == 6 || n == 9 || n == 11) total += 30; week = (year + year / 4 + year / 400 - year / 100 - 1) % 7; for(n = 0;n < month; n++) { }

if(n == 0) total = 0;

if(n == 1 || n == 3 || n == 5 || n == 7 || n == 8 || n == 10 ) total += 31; if(n == 2) total += 29;

if(n == 4 || n == 6 || n == 9 || n == 11) total += 30;

printf(\ return 0; }

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int a, n, i, total = 1; scanf(\ if(n == 0) total = 1; for(i = 1; i <= n; i++) { }

total = total % 1000;

printf(\ return 0; }

total *= a;

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#include int main() {

int a = 1,b = 1,c = 1,maxnum,count = 0; scanf(\ for(c = 1;c <= maxnum;c++) {

for(a = 1; a < c; a++ ) {

for(b = 1; b < c; b++) { if((c*c == a*a +b*b)&&(a <= b)) count++; } } }

printf(\ return 0; }

2.Ñ°ÕÒÌØÊâżÊý

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#include int main() {

int maxnum, minnum, n, g, s, b, q, count = 0; while(1){

scanf(\

if(minnum == 0 && maxnum == 0) return 0;

if((minnum > 999 && minnum < 10000) && (maxnum > 999 && maxnum < 10000) && (maxnum >= minnum)) { for(n = minnum; n <= maxnum; n++) { if(n % 2 == 0){ q = n / 1000;

b = n % 1000 / 100; s = n % 100 / 10; g = n % 10; if(q != b && q != s && q != g && b != s && b != g && s != g) { count++; printf(\ \ } } } printf(\ printf(\ count = 0; } else printf(\ } return 0; }

3.Çó×îС m Öµ

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ÀýÈ磺n=100£¬µ± m =14 ʱ£¬Âú×㣺1+2+3+4+...+13=91<100£¬¶ø 1 +2+3+4+......+14=105>100¡£ ÊäÈ룺n Êä³ö£ºm

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#include

int main() {

int max, i = 0, sum = 0; scanf(\ while(sum < max) {

i++; sum += i; }

printf(\}

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ÊäÈë n µÄÖµ£¬Êä³öÈçÏÂÀý£¨ n=4 £©ËùʾµÄÓÉÊý×Ö×é³ÉµÄÕý·½ÐÍ¡£ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ÊäÈ룺 n

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Code

#include int main() {

int n, x, y, count = 0; scanf(\ for(y = 0; y < n; y++) { for(x = 0; x < n; x++) { count++; printf(\ } printf(\ }

return 0; }

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²âÊÔÊäÈë ÆÚ´ýµÄÊä³ö ʱ¼äÏÞÖÆ ²âÊÔÓÃÀý 1 1. ÒÔÎı¾·½Ê½ÏÔʾ 1. C 4? 2. 3. 4. 5. 6. 7. C? D D? E E? F F? E E? D D? C? ÒÔÎı¾·½Ê½ÏÔʾ 1Ãë 64M ÄÚ´æÏÞÖÆ 0 ¶îÍâ½ø³Ì ²âÊÔÓÃÀý 2 ÒÔÎı¾·½Ê½ÏÔʾ ÒÔÎı¾·½Ê½ÏÔʾ 1. 1. B 2? 2. 3. B? C C? B? 1Ãë 64M 0 Code: #include int main() {

int n, i, q, p; char ch;

scanf(\ for(i = 0; i < n; i++) { for(q = i; q < n - 1; q++) printf(\ printf(\ for(q = 0; q < (2 * i - 1); q++)

{ printf(\ if(q == 2 * i - 2) printf(\ } printf(\ }

for(i = n - 2; i >= 0; i--) {

for(q = i; q < n - 1; q++) printf(\ printf(\ for(q = 2 * i - 1; q > 0; q--) { printf(\ if(q == 1) printf(\ } printf(\ } return 0; }

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²âÊÔÊäÈë ÆÚ´ýµÄÊä³ö ʱ¼äÏÞÖƲâÊÔÓÃÀý 1 1. 1 4 12 21? 1. The max is 71.? ÒÔÎı¾·½Ê½ÏÔʾ ÒÔÎı¾·½Ê½ÏÔʾ 1Ãë ÄÚ´æÏÞÖÆ64M ¶îÍâ½ø³Ì0 ²âÊÔÓÃÀý 2 ÒÔÎı¾·½Ê½ÏÔʾ 1. 1 3 7 12? ÒÔÎı¾·½Ê½ÏÔʾ 1. The max is 46.? 1Ãë 64M 0 Code:

#include int main() { int i[5],t[3126],n,n1,n2,n3,n4,temp = 0; i[0] = 0; for(n = 1; n < 5; n++) scanf(\ for(n = 0; n < 3126; n++) t[n] = 0; for(n = 0; n < 5; n++) { for(n1 = 0; n1 < 5; n1++) { for(n2 = 0; n2 < 5; n2++) { for(n3 = 0; n3 < 5; n3++) { for(n4 = 0; n4 < 5; n4++) { t[temp] = i[n] + i[n1] + i[n2] + i[n3] + i[n4]; temp++; } }

}

} } }

for(n = 0; n < 3124; n++) { for(n1 = n; n1 < 3125; n1++) { if(t[n] > t[n1]) { temp = t[n]; t[n] = t[n1]; t[n1] = temp; } } }

temp = 0;

for(n = 0; n < 3125; n++) { if(t[n] < t[n + 1] ) temp++; if(temp != t[n + 1]) break; }

printf(\return 0;

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#include int main() { int n, m, l, i[100], temp; scanf(\ for(m = 0; m < n; m++) scanf(\ for(m = 0; m < n - 1; m++) for(l = m + 1; l < n; l++) { if(i[m] > i[l]) { temp = i[m]; i[m] = i[l]; i[l] = temp; } } printf(\ temp = i[0]; for(m = 1; m < n; m++)

}

{ if(temp < i[m]) { printf(\ temp = i[m]; } }

printf(\

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#include #include int main() { int i[100][100], m, n, x, y, temp, log = 0; scanf(\ for(y = 0; y < m; y++) { for(x = 0; x < n; x++) { scanf(\ } }

}

//½«Ã¿ÐеÄ×î´óÖµ·ÅÈëÿÐеÄ×îºó£» for(y = 0; y < m; y++) { temp = 0; for(x = 0; x < n; x++) { if(i[y][x] > temp) temp = i[y][x]; } i[y][n] = temp; }

//½«Ã¿ÁеÄ×îСֵ·ÅÈëÿÁеÄ×îºó for(x = 0; x < n; x++) { temp = 0x7fffffff; for(y = 0; y < m; y++) { if(i[y][x] < temp) temp = i[y][x]; } i[m][x] = temp; }

for(y = 0; y < m; y++) { for(x = 0; x < n; x++) { if((i[y][x] == i[m][x]) && (i[y][x] == i[y][n])) {printf(\ } }

if(log == 0) printf(\return 0;

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#include #include int main() { int n, i, m, j, sumt, y; char s[100][19], temp[19], t; scanf(\ for(i = 0; i < n; i++) scanf(\ for(i = 0; i < n; i++) { m = 0; while(s[i][m] != '\\0') { m++; } if( m != 15 && m != 18) { printf(\ } if( m == 15) { for(j = 0; j < 6; j++) temp[j] = s[i][j]; if(s[i][12] == '9' && s[i][13] == '9' && s[i][14] > '5') { temp[6] = '1'; temp[7] = '8'; }

else { temp[6] = '1'; temp[7] = '9'; } for(j = 6; j < 16; j++) temp[j + 2] = s[i][j]; strcpy(s[i],temp); sumt = (s[i][0] - '0') * 7 + (s[i][1]- '0') * 9 + (s[i][2] - '0') * 10 + (s[i][3] - '0') * 5 + (s[i][4] - '0') * 8 + (s[i][5] - '0') * 4 + (s[i][6]-'0') * 2 + (s[i][7]-'0') * 1 + (s[i][8]-'0') * 6 + (s[i][9]-'0') * 3 + (s[i][10]-'0') * 7 + (s[i][11]-'0') * 9 + (s[i][12]-'0') * 10 + (s[i][13]-'0') * 5 + (s[i][14]-'0') * 8 + (s[i][15]-'0') * 4 + (s[i][16]-'0') * 2; //sumt = atoi(s[i][0]) * 7 + atoi(s[i][1]) * 9 + atoi(s[i][2]) * 10 + atoi(s[i][3]) * 5 +atoi(s[i][4]) * 8 + atoi(s[i][5]) * 4 + atoi(s[i][6]) * 2 + atoi(s[i][7]) * 1 + atoi(s[i][8]) * 6 + atoi(s[i][9]) * 3 + atoi(s[i][10]) * 7 + atoi(s[i][11]) * 9 + atoi(s[i][12]) * 10 + atoi(s[i][13]) * 5 + atoi(s[i][14]) * 8 + atoi(s[i][15]) * 4 + atoi(s[i][16]) * 2; y = sumt % 11; switch (y) { case 0: s[i][17] = '1'; break; case 1: s[i][17] = '0'; break; case 2: s[i][17] = 'X'; break; case 3: s[i][17] = '9'; break; case 4: s[i][17] = '8'; break; case 5: s[i][17] = '7'; break; case 6: s[i][17] = '6'; break; case 7: s[i][17] = '5'; break; case 8: s[i][17] = '4'; break; case 9: s[i][17] = '3'; break; case 10: s[i][17] = '2'; break; } s[i][18] = '\\0'; printf(\ } if(m == 18) { sumt = (s[i][0] - '0') * 7 + (s[i][1]- '0') * 9 + (s[i][2] - '0') * 10 + (s[i][3] - '0') * 5 + (s[i][4] - '0') * 8 + (s[i][5] - '0') * 4 + (s[i][6]-'0') * 2 + (s[i][7]-'0') * 1 + (s[i][8]-'0') * 6 + (s[i][9]-'0') * 3 + (s[i][10]-'0') * 7 + (s[i][11]-'0') * 9 + (s[i][12]-'0') * 10 + (s[i][13]-'0') * 5 + (s[i][14]-'0') * 8 + (s[i][15]-'0') * 4 + (s[i][16]-'0') * 2; y = sumt % 11; switch (y) { case 0: t = '1'; break; case 1: t = '0'; break;

}

case 2: t = 'X'; break; case 3: t = '9'; break; case 4: t = '8'; break; case 5: t = '7'; break; case 6: t = '6'; break; case 7: t = '5'; break; case 8: t = '4'; break; case 9: t = '3'; break; case 10: t = '2'; break; } if(t == s[i][17]) printf(\ else printf(\ } }

return 0;

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#include #include int main() { int n, i, j, m, log1, log2, log3, log4; char s[100][21], t[10]; scanf(\ gets(t); for(i = 0; i < n; i++) gets(s[i]); for(i = 0; i < n; i++) { j = 0; while(s[i][j] != '\\0') { j++; } if(j < 6) {

printf(\ continue; } j = 0; log1 = 0; log2 = 0; log3 = 0; log4 = 0; while(s[i][j] != '\\0') { if(s[i][j] >= '0' && s[i][j] <= '9') log1 = 1; if(s[i][j] >= 'a' && s[i][j] <= 'z') log2 = 1; if(s[i][j] >= 'A' && s[i][j] <= 'Z') log3 = 1; if(!(s[i][j] >= '0' && s[i][j] <= '9') && !(s[i][j] >= 'a' && s[i][j] <= 'z') && !(s[i][j] >= 'A' && s[i][j] <= 'Z')) log4 =1; j++; } m = 0; if(log1 == 1) m++; if(log2 == 1) m++; if(log3 == 1) m++; if(log4 == 1) m++; if(m == 1) printf(\ if(m == 2) printf(\ if(m >= 3) printf(\ } return 0; }

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#include int main() { char s[50],t; int n = 0, i, m; scanf(\ while(s[n] != '\\0') { n++; } for(i = 0; i < n - 1; i++) { for(m = i + 1; m < n; m++) { if(s[i] < s[m]) { t = s[i]; s[i] = s[m]; s[m] = t; } } } printf(\}

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int n, m, square, i, temp, log; char s[6];

scanf(\

for(m = 1; m < n; m++) { i = 0; square = m * m; log = 1; while(square != 0) { temp = square % 10; s[i] = '0' + temp; i++; square /= 10; } for(temp = 0; temp < i / 2; temp++) { if(s[temp] != s[i - 1 - temp]) log = 0; } if(log) printf(\ } return 0;

}

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#include int main() {

int a[10000],tmp1[5000],tmp2[5000], i, m, n = 0, log = 0, total = 0; scanf(\ //

for(m = 0; m < 2* i; m++) a[m] = m; do{ for(m = 0; m < i; m++) {

tmp1[m] = a[m]; tmp2[m] = a[m + i]; } n = 0; for(m = 0; m < i; m++) { a[n] = tmp2[m]; n++; a[n] = tmp1[m]; n++; } log = 0; for(m = 0; m < 2 * i; m++) { if(a[m] != m) { log = 0; break; } if(a[m] == m) { log = 1; } } total++; }while(log != 1); printf(\ return 0; }